Home / 112,526.85-155,286.77-62,226.21

Finding the Fourth Proportional to 112,526.85, 155,286.77 and 62,226.21

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Solution

The fourth proportional to 112,526.85, 155,286.77 and 62,226.21 is: 85,872.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,526.85 : 155,286.77 = 62,226.21 : x
  2. Step 2: Convert to fraction form
    112,526.85/155,286.77 = 62,226.21/x
  3. Step 3: Cross multiply
    112,526.85x = 155,286.77 × 62,226.21
  4. Step 4: Simplify right side
    112,526.85x = 9,662,906,849.11
  5. Step 5: Solve for x
    x = 9,662,906,849.11/112,526.85
  6. Step 6: Final answer
    x = 85,872.01

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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.