Home / 53,156.48-73,355.52-29,285.76

Finding the Fourth Proportional to 53,156.48, 73,355.52 and 29,285.76

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Solution

The fourth proportional to 53,156.48, 73,355.52 and 29,285.76 is: 40,414.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,156.48 : 73,355.52 = 29,285.76 : x
  2. Step 2: Convert to fraction form
    53,156.48/73,355.52 = 29,285.76/x
  3. Step 3: Cross multiply
    53,156.48x = 73,355.52 × 29,285.76
  4. Step 4: Simplify right side
    53,156.48x = 2,148,272,153.40
  5. Step 5: Solve for x
    x = 2,148,272,153.40/53,156.48
  6. Step 6: Final answer
    x = 40,414.12

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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.