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Finding the Fourth Proportional to 53,713.48, 74,133.48 and 44,746.78

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Solution

The fourth proportional to 53,713.48, 74,133.48 and 44,746.78 is: 61,757.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,713.48 : 74,133.48 = 44,746.78 : x
  2. Step 2: Convert to fraction form
    53,713.48/74,133.48 = 44,746.78/x
  3. Step 3: Cross multiply
    53,713.48x = 74,133.48 × 44,746.78
  4. Step 4: Simplify right side
    53,713.48x = 3,317,234,520.19
  5. Step 5: Solve for x
    x = 3,317,234,520.19/53,713.48
  6. Step 6: Final answer
    x = 61,757.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.