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Finding the Fourth Proportional to 157,492.52, 217,364.60 and 93,867.22

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Solution

The fourth proportional to 157,492.52, 217,364.60 and 93,867.22 is: 129,551.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,492.52 : 217,364.60 = 93,867.22 : x
  2. Step 2: Convert to fraction form
    157,492.52/217,364.60 = 93,867.22/x
  3. Step 3: Cross multiply
    157,492.52x = 217,364.60 × 93,867.22
  4. Step 4: Simplify right side
    157,492.52x = 20,403,410,728.41
  5. Step 5: Solve for x
    x = 20,403,410,728.41/157,492.52
  6. Step 6: Final answer
    x = 129,551.62

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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.