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Finding the Fourth Proportional to 104,030.70, 156,046.05 and 101,114.70

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Solution

The fourth proportional to 104,030.70, 156,046.05 and 101,114.70 is: 151,672.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,030.70 : 156,046.05 = 101,114.70 : x
  2. Step 2: Convert to fraction form
    104,030.70/156,046.05 = 101,114.70/x
  3. Step 3: Cross multiply
    104,030.70x = 156,046.05 × 101,114.70
  4. Step 4: Simplify right side
    104,030.70x = 15,778,549,531.94
  5. Step 5: Solve for x
    x = 15,778,549,531.94/104,030.70
  6. Step 6: Final answer
    x = 151,672.05

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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.