Home / 178,881.29-268,331.13-45,762.71

Finding the Fourth Proportional to 178,881.29, 268,331.13 and 45,762.71

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Solution

The fourth proportional to 178,881.29, 268,331.13 and 45,762.71 is: 68,646.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,881.29 : 268,331.13 = 45,762.71 : x
  2. Step 2: Convert to fraction form
    178,881.29/268,331.13 = 45,762.71/x
  3. Step 3: Cross multiply
    178,881.29x = 268,331.13 × 45,762.71
  4. Step 4: Simplify right side
    178,881.29x = 12,279,558,344.51
  5. Step 5: Solve for x
    x = 12,279,558,344.51/178,881.29
  6. Step 6: Final answer
    x = 68,646.41

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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.