Home / 147,088.50-220,621.74-52,314.85

Finding the Fourth Proportional to 147,088.50, 220,621.74 and 52,314.85

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Solution

The fourth proportional to 147,088.50, 220,621.74 and 52,314.85 is: 78,468.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,088.50 : 220,621.74 = 52,314.85 : x
  2. Step 2: Convert to fraction form
    147,088.50/220,621.74 = 52,314.85/x
  3. Step 3: Cross multiply
    147,088.50x = 220,621.74 × 52,314.85
  4. Step 4: Simplify right side
    147,088.50x = 11,541,793,234.84
  5. Step 5: Solve for x
    x = 11,541,793,234.84/147,088.50
  6. Step 6: Final answer
    x = 78,468.36

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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.