Home / 83,037.16-124,557.90-26,879.32

Finding the Fourth Proportional to 83,037.16, 124,557.90 and 26,879.32

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Solution

The fourth proportional to 83,037.16, 124,557.90 and 26,879.32 is: 40,319.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,037.16 : 124,557.90 = 26,879.32 : x
  2. Step 2: Convert to fraction form
    83,037.16/124,557.90 = 26,879.32/x
  3. Step 3: Cross multiply
    83,037.16x = 124,557.90 × 26,879.32
  4. Step 4: Simplify right side
    83,037.16x = 3,348,031,652.63
  5. Step 5: Solve for x
    x = 3,348,031,652.63/83,037.16
  6. Step 6: Final answer
    x = 40,319.68

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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.