Home / 48,938.92-72,748.49-47,502.16

Finding the Fourth Proportional to 48,938.92, 72,748.49 and 47,502.16

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Solution

The fourth proportional to 48,938.92, 72,748.49 and 47,502.16 is: 70,612.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,938.92 : 72,748.49 = 47,502.16 : x
  2. Step 2: Convert to fraction form
    48,938.92/72,748.49 = 47,502.16/x
  3. Step 3: Cross multiply
    48,938.92x = 72,748.49 × 47,502.16
  4. Step 4: Simplify right side
    48,938.92x = 3,455,710,411.74
  5. Step 5: Solve for x
    x = 3,455,710,411.74/48,938.92
  6. Step 6: Final answer
    x = 70,612.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.