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Finding the Fourth Proportional to 65,681.52, 98,522.55 and 26,248.56

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Solution

The fourth proportional to 65,681.52, 98,522.55 and 26,248.56 is: 39,372.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,681.52 : 98,522.55 = 26,248.56 : x
  2. Step 2: Convert to fraction form
    65,681.52/98,522.55 = 26,248.56/x
  3. Step 3: Cross multiply
    65,681.52x = 98,522.55 × 26,248.56
  4. Step 4: Simplify right side
    65,681.52x = 2,586,075,065.03
  5. Step 5: Solve for x
    x = 2,586,075,065.03/65,681.52
  6. Step 6: Final answer
    x = 39,372.95

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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.