Home / 161,132.60-241,407.30-98,730.20

Finding the Fourth Proportional to 161,132.60, 241,407.30 and 98,730.20

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Solution

The fourth proportional to 161,132.60, 241,407.30 and 98,730.20 is: 147,916.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,132.60 : 241,407.30 = 98,730.20 : x
  2. Step 2: Convert to fraction form
    161,132.60/241,407.30 = 98,730.20/x
  3. Step 3: Cross multiply
    161,132.60x = 241,407.30 × 98,730.20
  4. Step 4: Simplify right side
    161,132.60x = 23,834,191,010.46
  5. Step 5: Solve for x
    x = 23,834,191,010.46/161,132.60
  6. Step 6: Final answer
    x = 147,916.63

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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.