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Finding the Fourth Proportional to 97,263.34, 134,334.10 and 65,376.88

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Solution

The fourth proportional to 97,263.34, 134,334.10 and 65,376.88 is: 90,294.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,263.34 : 134,334.10 = 65,376.88 : x
  2. Step 2: Convert to fraction form
    97,263.34/134,334.10 = 65,376.88/x
  3. Step 3: Cross multiply
    97,263.34x = 134,334.10 × 65,376.88
  4. Step 4: Simplify right side
    97,263.34x = 8,782,344,335.61
  5. Step 5: Solve for x
    x = 8,782,344,335.61/97,263.34
  6. Step 6: Final answer
    x = 90,294.50

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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.