Home / 313,287.13-432,337.06-170,047.14

Finding the Fourth Proportional to 313,287.13, 432,337.06 and 170,047.14

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Solution

The fourth proportional to 313,287.13, 432,337.06 and 170,047.14 is: 234,665.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,287.13 : 432,337.06 = 170,047.14 : x
  2. Step 2: Convert to fraction form
    313,287.13/432,337.06 = 170,047.14/x
  3. Step 3: Cross multiply
    313,287.13x = 432,337.06 × 170,047.14
  4. Step 4: Simplify right side
    313,287.13x = 73,517,680,569.01
  5. Step 5: Solve for x
    x = 73,517,680,569.01/313,287.13
  6. Step 6: Final answer
    x = 234,665.50

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1.5x scale

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.