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Finding the Fourth Proportional to 93,432.70, 140,157.14 and 26,878.24

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Solution

The fourth proportional to 93,432.70, 140,157.14 and 26,878.24 is: 40,319.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,432.70 : 140,157.14 = 26,878.24 : x
  2. Step 2: Convert to fraction form
    93,432.70/140,157.14 = 26,878.24/x
  3. Step 3: Cross multiply
    93,432.70x = 140,157.14 × 26,878.24
  4. Step 4: Simplify right side
    93,432.70x = 3,767,177,246.63
  5. Step 5: Solve for x
    x = 3,767,177,246.63/93,432.70
  6. Step 6: Final answer
    x = 40,319.69

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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.