Home / 112,915.50-169,373.25-39,043.50

Finding the Fourth Proportional to 112,915.50, 169,373.25 and 39,043.50

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Solution

The fourth proportional to 112,915.50, 169,373.25 and 39,043.50 is: 58,565.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,915.50 : 169,373.25 = 39,043.50 : x
  2. Step 2: Convert to fraction form
    112,915.50/169,373.25 = 39,043.50/x
  3. Step 3: Cross multiply
    112,915.50x = 169,373.25 × 39,043.50
  4. Step 4: Simplify right side
    112,915.50x = 6,612,924,486.38
  5. Step 5: Solve for x
    x = 6,612,924,486.38/112,915.50
  6. Step 6: Final answer
    x = 58,565.25

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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.