Home / 115,615.13-173,422.76-32,509.13

Finding the Fourth Proportional to 115,615.13, 173,422.76 and 32,509.13

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Solution

The fourth proportional to 115,615.13, 173,422.76 and 32,509.13 is: 48,763.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,615.13 : 173,422.76 = 32,509.13 : x
  2. Step 2: Convert to fraction form
    115,615.13/173,422.76 = 32,509.13/x
  3. Step 3: Cross multiply
    115,615.13x = 173,422.76 × 32,509.13
  4. Step 4: Simplify right side
    115,615.13x = 5,637,822,020.14
  5. Step 5: Solve for x
    x = 5,637,822,020.14/115,615.13
  6. Step 6: Final answer
    x = 48,763.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.