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Finding the Fourth Proportional to 102,417.52, 153,626.28 and 32,302.30

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Solution

The fourth proportional to 102,417.52, 153,626.28 and 32,302.30 is: 48,453.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,417.52 : 153,626.28 = 32,302.30 : x
  2. Step 2: Convert to fraction form
    102,417.52/153,626.28 = 32,302.30/x
  3. Step 3: Cross multiply
    102,417.52x = 153,626.28 × 32,302.30
  4. Step 4: Simplify right side
    102,417.52x = 4,962,482,437.04
  5. Step 5: Solve for x
    x = 4,962,482,437.04/102,417.52
  6. Step 6: Final answer
    x = 48,453.45

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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.