Home / 147,412.80-220,953.60-58,642.20

Finding the Fourth Proportional to 147,412.80, 220,953.60 and 58,642.20

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Solution

The fourth proportional to 147,412.80, 220,953.60 and 58,642.20 is: 87,897.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,412.80 : 220,953.60 = 58,642.20 : x
  2. Step 2: Convert to fraction form
    147,412.80/220,953.60 = 58,642.20/x
  3. Step 3: Cross multiply
    147,412.80x = 220,953.60 × 58,642.20
  4. Step 4: Simplify right side
    147,412.80x = 12,957,205,201.92
  5. Step 5: Solve for x
    x = 12,957,205,201.92/147,412.80
  6. Step 6: Final answer
    x = 87,897.42

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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.