Home / 98,950.26-147,882.12-72,352.24

Finding the Fourth Proportional to 98,950.26, 147,882.12 and 72,352.24

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Solution

The fourth proportional to 98,950.26, 147,882.12 and 72,352.24 is: 108,131.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,950.26 : 147,882.12 = 72,352.24 : x
  2. Step 2: Convert to fraction form
    98,950.26/147,882.12 = 72,352.24/x
  3. Step 3: Cross multiply
    98,950.26x = 147,882.12 × 72,352.24
  4. Step 4: Simplify right side
    98,950.26x = 10,699,602,637.95
  5. Step 5: Solve for x
    x = 10,699,602,637.95/98,950.26
  6. Step 6: Final answer
    x = 108,131.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.