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Finding the Fourth Proportional to 176,501.70, 264,752.55 and 157,839.30

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Solution

The fourth proportional to 176,501.70, 264,752.55 and 157,839.30 is: 236,758.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,501.70 : 264,752.55 = 157,839.30 : x
  2. Step 2: Convert to fraction form
    176,501.70/264,752.55 = 157,839.30/x
  3. Step 3: Cross multiply
    176,501.70x = 264,752.55 × 157,839.30
  4. Step 4: Simplify right side
    176,501.70x = 41,788,357,165.22
  5. Step 5: Solve for x
    x = 41,788,357,165.22/176,501.70
  6. Step 6: Final answer
    x = 236,758.95

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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.