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Finding the Fourth Proportional to 124,020.10, 185,702.10 and 97,557.40

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Solution

The fourth proportional to 124,020.10, 185,702.10 and 97,557.40 is: 146,078.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,020.10 : 185,702.10 = 97,557.40 : x
  2. Step 2: Convert to fraction form
    124,020.10/185,702.10 = 97,557.40/x
  3. Step 3: Cross multiply
    124,020.10x = 185,702.10 × 97,557.40
  4. Step 4: Simplify right side
    124,020.10x = 18,116,614,050.54
  5. Step 5: Solve for x
    x = 18,116,614,050.54/124,020.10
  6. Step 6: Final answer
    x = 146,078.05

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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.