Home / 93,865.22-129,534.47-51,423.77

Finding the Fourth Proportional to 93,865.22, 129,534.47 and 51,423.77

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Solution

The fourth proportional to 93,865.22, 129,534.47 and 51,423.77 is: 70,965.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,865.22 : 129,534.47 = 51,423.77 : x
  2. Step 2: Convert to fraction form
    93,865.22/129,534.47 = 51,423.77/x
  3. Step 3: Cross multiply
    93,865.22x = 129,534.47 × 51,423.77
  4. Step 4: Simplify right side
    93,865.22x = 6,661,149,887.56
  5. Step 5: Solve for x
    x = 6,661,149,887.56/93,865.22
  6. Step 6: Final answer
    x = 70,965.05

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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.