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Finding the Fourth Proportional to 84,737.69, 127,031.00 and 32,184.08

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Solution

The fourth proportional to 84,737.69, 127,031.00 and 32,184.08 is: 48,247.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,737.69 : 127,031.00 = 32,184.08 : x
  2. Step 2: Convert to fraction form
    84,737.69/127,031.00 = 32,184.08/x
  3. Step 3: Cross multiply
    84,737.69x = 127,031.00 × 32,184.08
  4. Step 4: Simplify right side
    84,737.69x = 4,088,375,070.40
  5. Step 5: Solve for x
    x = 4,088,375,070.40/84,737.69
  6. Step 6: Final answer
    x = 48,247.42

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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.