Home / 70,344.53-97,084.72-40,122.93

Finding the Fourth Proportional to 70,344.53, 97,084.72 and 40,122.93

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Solution

The fourth proportional to 70,344.53, 97,084.72 and 40,122.93 is: 55,374.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,344.53 : 97,084.72 = 40,122.93 : x
  2. Step 2: Convert to fraction form
    70,344.53/97,084.72 = 40,122.93/x
  3. Step 3: Cross multiply
    70,344.53x = 97,084.72 × 40,122.93
  4. Step 4: Simplify right side
    70,344.53x = 3,895,322,838.90
  5. Step 5: Solve for x
    x = 3,895,322,838.90/70,344.53
  6. Step 6: Final answer
    x = 55,374.92

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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.