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Finding the Fourth Proportional to 117,233.20, 175,925.40 and 64,680.40

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Solution

The fourth proportional to 117,233.20, 175,925.40 and 64,680.40 is: 97,062.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,233.20 : 175,925.40 = 64,680.40 : x
  2. Step 2: Convert to fraction form
    117,233.20/175,925.40 = 64,680.40/x
  3. Step 3: Cross multiply
    117,233.20x = 175,925.40 × 64,680.40
  4. Step 4: Simplify right side
    117,233.20x = 11,378,925,242.16
  5. Step 5: Solve for x
    x = 11,378,925,242.16/117,233.20
  6. Step 6: Final answer
    x = 97,062.31

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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.