Home / 58,248.60-80,335.98-39,122.61

Finding the Fourth Proportional to 58,248.60, 80,335.98 and 39,122.61

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Solution

The fourth proportional to 58,248.60, 80,335.98 and 39,122.61 is: 53,957.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,248.60 : 80,335.98 = 39,122.61 : x
  2. Step 2: Convert to fraction form
    58,248.60/80,335.98 = 39,122.61/x
  3. Step 3: Cross multiply
    58,248.60x = 80,335.98 × 39,122.61
  4. Step 4: Simplify right side
    58,248.60x = 3,142,953,214.51
  5. Step 5: Solve for x
    x = 3,142,953,214.51/58,248.60
  6. Step 6: Final answer
    x = 53,957.58

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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.