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Finding the Fourth Proportional to 65,114.70, 97,672.05 and 63,656.70

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Solution

The fourth proportional to 65,114.70, 97,672.05 and 63,656.70 is: 95,485.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,114.70 : 97,672.05 = 63,656.70 : x
  2. Step 2: Convert to fraction form
    65,114.70/97,672.05 = 63,656.70/x
  3. Step 3: Cross multiply
    65,114.70x = 97,672.05 × 63,656.70
  4. Step 4: Simplify right side
    65,114.70x = 6,217,480,385.24
  5. Step 5: Solve for x
    x = 6,217,480,385.24/65,114.70
  6. Step 6: Final answer
    x = 95,485.05

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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.