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Finding the Fourth Proportional to 117,702.72, 176,555.52 and 34,598.40

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Solution

The fourth proportional to 117,702.72, 176,555.52 and 34,598.40 is: 51,898.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,702.72 : 176,555.52 = 34,598.40 : x
  2. Step 2: Convert to fraction form
    117,702.72/176,555.52 = 34,598.40/x
  3. Step 3: Cross multiply
    117,702.72x = 176,555.52 × 34,598.40
  4. Step 4: Simplify right side
    117,702.72x = 6,108,538,503.17
  5. Step 5: Solve for x
    x = 6,108,538,503.17/117,702.72
  6. Step 6: Final answer
    x = 51,898.02

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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.