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Finding the Fourth Proportional to 124,219.60, 186,329.40 and 65,073.40

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Solution

The fourth proportional to 124,219.60, 186,329.40 and 65,073.40 is: 97,610.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,219.60 : 186,329.40 = 65,073.40 : x
  2. Step 2: Convert to fraction form
    124,219.60/186,329.40 = 65,073.40/x
  3. Step 3: Cross multiply
    124,219.60x = 186,329.40 × 65,073.40
  4. Step 4: Simplify right side
    124,219.60x = 12,125,087,577.96
  5. Step 5: Solve for x
    x = 12,125,087,577.96/124,219.60
  6. Step 6: Final answer
    x = 97,610.10

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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.