Home / 182,120.19-272,946.48-87,208.16

Finding the Fourth Proportional to 182,120.19, 272,946.48 and 87,208.16

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Solution

The fourth proportional to 182,120.19, 272,946.48 and 87,208.16 is: 130,700.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,120.19 : 272,946.48 = 87,208.16 : x
  2. Step 2: Convert to fraction form
    182,120.19/272,946.48 = 87,208.16/x
  3. Step 3: Cross multiply
    182,120.19x = 272,946.48 × 87,208.16
  4. Step 4: Simplify right side
    182,120.19x = 23,803,158,934.54
  5. Step 5: Solve for x
    x = 23,803,158,934.54/182,120.19
  6. Step 6: Final answer
    x = 130,700.28

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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.