Home / 112,923.59-155,834.51-62,622.59

Finding the Fourth Proportional to 112,923.59, 155,834.51 and 62,622.59

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Solution

The fourth proportional to 112,923.59, 155,834.51 and 62,622.59 is: 86,419.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,923.59 : 155,834.51 = 62,622.59 : x
  2. Step 2: Convert to fraction form
    112,923.59/155,834.51 = 62,622.59/x
  3. Step 3: Cross multiply
    112,923.59x = 155,834.51 × 62,622.59
  4. Step 4: Simplify right side
    112,923.59x = 9,758,759,535.30
  5. Step 5: Solve for x
    x = 9,758,759,535.30/112,923.59
  6. Step 6: Final answer
    x = 86,419.14

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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.