Home / 93,941.15-129,638.61-51,499.98

Finding the Fourth Proportional to 93,941.15, 129,638.61 and 51,499.98

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Solution

The fourth proportional to 93,941.15, 129,638.61 and 51,499.98 is: 71,069.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,941.15 : 129,638.61 = 51,499.98 : x
  2. Step 2: Convert to fraction form
    93,941.15/129,638.61 = 51,499.98/x
  3. Step 3: Cross multiply
    93,941.15x = 129,638.61 × 51,499.98
  4. Step 4: Simplify right side
    93,941.15x = 6,676,385,822.23
  5. Step 5: Solve for x
    x = 6,676,385,822.23/93,941.15
  6. Step 6: Final answer
    x = 71,069.88

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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.