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Finding the Fourth Proportional to 242,010.91, 333,926.12 and 141,389.47

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Solution

The fourth proportional to 242,010.91, 333,926.12 and 141,389.47 is: 195,088.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,010.91 : 333,926.12 = 141,389.47 : x
  2. Step 2: Convert to fraction form
    242,010.91/333,926.12 = 141,389.47/x
  3. Step 3: Cross multiply
    242,010.91x = 333,926.12 × 141,389.47
  4. Step 4: Simplify right side
    242,010.91x = 47,213,636,419.01
  5. Step 5: Solve for x
    x = 47,213,636,419.01/242,010.91
  6. Step 6: Final answer
    x = 195,088.88

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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.