Home / 112,715.26-155,547.05-62,414.26

Finding the Fourth Proportional to 112,715.26, 155,547.05 and 62,414.26

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Solution

The fourth proportional to 112,715.26, 155,547.05 and 62,414.26 is: 86,131.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,715.26 : 155,547.05 = 62,414.26 : x
  2. Step 2: Convert to fraction form
    112,715.26/155,547.05 = 62,414.26/x
  3. Step 3: Cross multiply
    112,715.26x = 155,547.05 × 62,414.26
  4. Step 4: Simplify right side
    112,715.26x = 9,708,354,020.93
  5. Step 5: Solve for x
    x = 9,708,354,020.93/112,715.26
  6. Step 6: Final answer
    x = 86,131.67

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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.