Home / 76,000.41-104,878.74-41,543.61

Finding the Fourth Proportional to 76,000.41, 104,878.74 and 41,543.61

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Solution

The fourth proportional to 76,000.41, 104,878.74 and 41,543.61 is: 57,329.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,000.41 : 104,878.74 = 41,543.61 : x
  2. Step 2: Convert to fraction form
    76,000.41/104,878.74 = 41,543.61/x
  3. Step 3: Cross multiply
    76,000.41x = 104,878.74 × 41,543.61
  4. Step 4: Simplify right side
    76,000.41x = 4,357,041,264.13
  5. Step 5: Solve for x
    x = 4,357,041,264.13/76,000.41
  6. Step 6: Final answer
    x = 57,329.18

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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.