Home / 172,540,439.04-258,812,946.72-57,525,018.24

Finding the Fourth Proportional to 172,540,439.04, 258,812,946.72 and 57,525,018.24

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Solution

The fourth proportional to 172,540,439.04, 258,812,946.72 and 57,525,018.24 is: 86,288,290.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,540,439.04 : 258,812,946.72 = 57,525,018.24 : x
  2. Step 2: Convert to fraction form
    172,540,439.04/258,812,946.72 = 57,525,018.24/x
  3. Step 3: Cross multiply
    172,540,439.04x = 258,812,946.72 × 57,525,018.24
  4. Step 4: Simplify right side
    172,540,439.04x = 14,888,219,480,816,148
  5. Step 5: Solve for x
    x = 14,888,219,480,816,148/172,540,439.04
  6. Step 6: Final answer
    x = 86,288,290.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.