Home / 121,325.04-181,988.72-32,578.55

Finding the Fourth Proportional to 121,325.04, 181,988.72 and 32,578.55

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Solution

The fourth proportional to 121,325.04, 181,988.72 and 32,578.55 is: 48,868.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,325.04 : 181,988.72 = 32,578.55 : x
  2. Step 2: Convert to fraction form
    121,325.04/181,988.72 = 32,578.55/x
  3. Step 3: Cross multiply
    121,325.04x = 181,988.72 × 32,578.55
  4. Step 4: Simplify right side
    121,325.04x = 5,928,927,785.46
  5. Step 5: Solve for x
    x = 5,928,927,785.46/121,325.04
  6. Step 6: Final answer
    x = 48,868.13

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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.