Home / 181,276.33-271,972.59-74,710.20

Finding the Fourth Proportional to 181,276.33, 271,972.59 and 74,710.20

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Solution

The fourth proportional to 181,276.33, 271,972.59 and 74,710.20 is: 112,089.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,276.33 : 271,972.59 = 74,710.20 : x
  2. Step 2: Convert to fraction form
    181,276.33/271,972.59 = 74,710.20/x
  3. Step 3: Cross multiply
    181,276.33x = 271,972.59 × 74,710.20
  4. Step 4: Simplify right side
    181,276.33x = 20,319,125,803.31
  5. Step 5: Solve for x
    x = 20,319,125,803.31/181,276.33
  6. Step 6: Final answer
    x = 112,089.24

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1.5x scale

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.