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Finding the Fourth Proportional to 97,090.17, 134,025.89 and 65,277.52

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Solution

The fourth proportional to 97,090.17, 134,025.89 and 65,277.52 is: 90,110.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,090.17 : 134,025.89 = 65,277.52 : x
  2. Step 2: Convert to fraction form
    97,090.17/134,025.89 = 65,277.52/x
  3. Step 3: Cross multiply
    97,090.17x = 134,025.89 × 65,277.52
  4. Step 4: Simplify right side
    97,090.17x = 8,748,877,543.12
  5. Step 5: Solve for x
    x = 8,748,877,543.12/97,090.17
  6. Step 6: Final answer
    x = 90,110.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.