Home / 98,566.10-147,812.70-32,008.40

Finding the Fourth Proportional to 98,566.10, 147,812.70 and 32,008.40

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Solution

The fourth proportional to 98,566.10, 147,812.70 and 32,008.40 is: 48,000.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,566.10 : 147,812.70 = 32,008.40 : x
  2. Step 2: Convert to fraction form
    98,566.10/147,812.70 = 32,008.40/x
  3. Step 3: Cross multiply
    98,566.10x = 147,812.70 × 32,008.40
  4. Step 4: Simplify right side
    98,566.10x = 4,731,248,026.68
  5. Step 5: Solve for x
    x = 4,731,248,026.68/98,566.10
  6. Step 6: Final answer
    x = 48,000.76

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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.