Home / 48,115.60-72,043.80-34,896.40

Finding the Fourth Proportional to 48,115.60, 72,043.80 and 34,896.40

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Solution

The fourth proportional to 48,115.60, 72,043.80 and 34,896.40 is: 52,250.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,115.60 : 72,043.80 = 34,896.40 : x
  2. Step 2: Convert to fraction form
    48,115.60/72,043.80 = 34,896.40/x
  3. Step 3: Cross multiply
    48,115.60x = 72,043.80 × 34,896.40
  4. Step 4: Simplify right side
    48,115.60x = 2,514,069,262.32
  5. Step 5: Solve for x
    x = 2,514,069,262.32/48,115.60
  6. Step 6: Final answer
    x = 52,250.61

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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.