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Finding the Fourth Proportional to 97,302.95, 134,278 and 52,590.95

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Solution

The fourth proportional to 97,302.95, 134,278 and 52,590.95 is: 72,575.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,302.95 : 134,278 = 52,590.95 : x
  2. Step 2: Convert to fraction form
    97,302.95/134,278 = 52,590.95/x
  3. Step 3: Cross multiply
    97,302.95x = 134,278 × 52,590.95
  4. Step 4: Simplify right side
    97,302.95x = 7,061,806,912.71
  5. Step 5: Solve for x
    x = 7,061,806,912.71/97,302.95
  6. Step 6: Final answer
    x = 72,575.47

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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.