Home / 75,106.18-103,613.51-44,876.37

Finding the Fourth Proportional to 75,106.18, 103,613.51 and 44,876.37

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Solution

The fourth proportional to 75,106.18, 103,613.51 and 44,876.37 is: 61,909.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,106.18 : 103,613.51 = 44,876.37 : x
  2. Step 2: Convert to fraction form
    75,106.18/103,613.51 = 44,876.37/x
  3. Step 3: Cross multiply
    75,106.18x = 103,613.51 × 44,876.37
  4. Step 4: Simplify right side
    75,106.18x = 4,649,798,211.76
  5. Step 5: Solve for x
    x = 4,649,798,211.76/75,106.18
  6. Step 6: Final answer
    x = 61,909.66

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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.