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Finding the Fourth Proportional to 330,088.88, 495,152.76 and 93,411.92

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Solution

The fourth proportional to 330,088.88, 495,152.76 and 93,411.92 is: 140,123.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,088.88 : 495,152.76 = 93,411.92 : x
  2. Step 2: Convert to fraction form
    330,088.88/495,152.76 = 93,411.92/x
  3. Step 3: Cross multiply
    330,088.88x = 495,152.76 × 93,411.92
  4. Step 4: Simplify right side
    330,088.88x = 46,253,170,004.90
  5. Step 5: Solve for x
    x = 46,253,170,004.90/330,088.88
  6. Step 6: Final answer
    x = 140,123.38

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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.