Home / 88,543.01-122,190.69-48,256.65

Finding the Fourth Proportional to 88,543.01, 122,190.69 and 48,256.65

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Solution

The fourth proportional to 88,543.01, 122,190.69 and 48,256.65 is: 66,594.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,543.01 : 122,190.69 = 48,256.65 : x
  2. Step 2: Convert to fraction form
    88,543.01/122,190.69 = 48,256.65/x
  3. Step 3: Cross multiply
    88,543.01x = 122,190.69 × 48,256.65
  4. Step 4: Simplify right side
    88,543.01x = 5,896,513,360.59
  5. Step 5: Solve for x
    x = 5,896,513,360.59/88,543.01
  6. Step 6: Final answer
    x = 66,594.91

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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.