Home / 161,729.40-242,594.10-98,484.60

Finding the Fourth Proportional to 161,729.40, 242,594.10 and 98,484.60

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Solution

The fourth proportional to 161,729.40, 242,594.10 and 98,484.60 is: 147,726.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,729.40 : 242,594.10 = 98,484.60 : x
  2. Step 2: Convert to fraction form
    161,729.40/242,594.10 = 98,484.60/x
  3. Step 3: Cross multiply
    161,729.40x = 242,594.10 × 98,484.60
  4. Step 4: Simplify right side
    161,729.40x = 23,891,782,900.86
  5. Step 5: Solve for x
    x = 23,891,782,900.86/161,729.40
  6. Step 6: Final answer
    x = 147,726.90

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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.