Home / 88,543.67-122,186.71-48,256.57

Finding the Fourth Proportional to 88,543.67, 122,186.71 and 48,256.57

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Solution

The fourth proportional to 88,543.67, 122,186.71 and 48,256.57 is: 66,592.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,543.67 : 122,186.71 = 48,256.57 : x
  2. Step 2: Convert to fraction form
    88,543.67/122,186.71 = 48,256.57/x
  3. Step 3: Cross multiply
    88,543.67x = 122,186.71 × 48,256.57
  4. Step 4: Simplify right side
    88,543.67x = 5,896,311,465.80
  5. Step 5: Solve for x
    x = 5,896,311,465.80/88,543.67
  6. Step 6: Final answer
    x = 66,592.13

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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.