Home / 147,437.30-220,875.44-76,253.29

Finding the Fourth Proportional to 147,437.30, 220,875.44 and 76,253.29

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Solution

The fourth proportional to 147,437.30, 220,875.44 and 76,253.29 is: 114,234.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,437.30 : 220,875.44 = 76,253.29 : x
  2. Step 2: Convert to fraction form
    147,437.30/220,875.44 = 76,253.29/x
  3. Step 3: Cross multiply
    147,437.30x = 220,875.44 × 76,253.29
  4. Step 4: Simplify right side
    147,437.30x = 16,842,478,980.20
  5. Step 5: Solve for x
    x = 16,842,478,980.20/147,437.30
  6. Step 6: Final answer
    x = 114,234.86

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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.