Home / 181,412.68-272,019.18-67,502.92

Finding the Fourth Proportional to 181,412.68, 272,019.18 and 67,502.92

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Solution

The fourth proportional to 181,412.68, 272,019.18 and 67,502.92 is: 101,217.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,412.68 : 272,019.18 = 67,502.92 : x
  2. Step 2: Convert to fraction form
    181,412.68/272,019.18 = 67,502.92/x
  3. Step 3: Cross multiply
    181,412.68x = 272,019.18 × 67,502.92
  4. Step 4: Simplify right side
    181,412.68x = 18,362,088,946.01
  5. Step 5: Solve for x
    x = 18,362,088,946.01/181,412.68
  6. Step 6: Final answer
    x = 101,217.23

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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.