Home / 112,522.60-155,282.34-62,223.40

Finding the Fourth Proportional to 112,522.60, 155,282.34 and 62,223.40

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Solution

The fourth proportional to 112,522.60, 155,282.34 and 62,223.40 is: 85,868.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,522.60 : 155,282.34 = 62,223.40 : x
  2. Step 2: Convert to fraction form
    112,522.60/155,282.34 = 62,223.40/x
  3. Step 3: Cross multiply
    112,522.60x = 155,282.34 × 62,223.40
  4. Step 4: Simplify right side
    112,522.60x = 9,662,195,154.76
  5. Step 5: Solve for x
    x = 9,662,195,154.76/112,522.60
  6. Step 6: Final answer
    x = 85,868.93

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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.