Home / 179,731.70-248,030.61-99,159.22

Finding the Fourth Proportional to 179,731.70, 248,030.61 and 99,159.22

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Solution

The fourth proportional to 179,731.70, 248,030.61 and 99,159.22 is: 136,840.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,731.70 : 248,030.61 = 99,159.22 : x
  2. Step 2: Convert to fraction form
    179,731.70/248,030.61 = 99,159.22/x
  3. Step 3: Cross multiply
    179,731.70x = 248,030.61 × 99,159.22
  4. Step 4: Simplify right side
    179,731.70x = 24,594,521,203.65
  5. Step 5: Solve for x
    x = 24,594,521,203.65/179,731.70
  6. Step 6: Final answer
    x = 136,840.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.