Home / 93,949.24-129,649.92-51,506.86

Finding the Fourth Proportional to 93,949.24, 129,649.92 and 51,506.86

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Solution

The fourth proportional to 93,949.24, 129,649.92 and 51,506.86 is: 71,079.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,949.24 : 129,649.92 = 51,506.86 : x
  2. Step 2: Convert to fraction form
    93,949.24/129,649.92 = 51,506.86/x
  3. Step 3: Cross multiply
    93,949.24x = 129,649.92 × 51,506.86
  4. Step 4: Simplify right side
    93,949.24x = 6,677,860,278.45
  5. Step 5: Solve for x
    x = 6,677,860,278.45/93,949.24
  6. Step 6: Final answer
    x = 71,079.45

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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.