Home / 48,147.95-72,182.80-20,088.92

Finding the Fourth Proportional to 48,147.95, 72,182.80 and 20,088.92

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Solution

The fourth proportional to 48,147.95, 72,182.80 and 20,088.92 is: 30,117.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,147.95 : 72,182.80 = 20,088.92 : x
  2. Step 2: Convert to fraction form
    48,147.95/72,182.80 = 20,088.92/x
  3. Step 3: Cross multiply
    48,147.95x = 72,182.80 × 20,088.92
  4. Step 4: Simplify right side
    48,147.95x = 1,450,074,494.58
  5. Step 5: Solve for x
    x = 1,450,074,494.58/48,147.95
  6. Step 6: Final answer
    x = 30,117.06

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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.