Home / 112,456.34-155,199.63-62,165.06

Finding the Fourth Proportional to 112,456.34, 155,199.63 and 62,165.06

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Solution

The fourth proportional to 112,456.34, 155,199.63 and 62,165.06 is: 85,793.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,456.34 : 155,199.63 = 62,165.06 : x
  2. Step 2: Convert to fraction form
    112,456.34/155,199.63 = 62,165.06/x
  3. Step 3: Cross multiply
    112,456.34x = 155,199.63 × 62,165.06
  4. Step 4: Simplify right side
    112,456.34x = 9,647,994,310.93
  5. Step 5: Solve for x
    x = 9,647,994,310.93/112,456.34
  6. Step 6: Final answer
    x = 85,793.24

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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.