Home / 93,713.15-129,326.02-51,272.60

Finding the Fourth Proportional to 93,713.15, 129,326.02 and 51,272.60

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Solution

The fourth proportional to 93,713.15, 129,326.02 and 51,272.60 is: 70,757.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,713.15 : 129,326.02 = 51,272.60 : x
  2. Step 2: Convert to fraction form
    93,713.15/129,326.02 = 51,272.60/x
  3. Step 3: Cross multiply
    93,713.15x = 129,326.02 × 51,272.60
  4. Step 4: Simplify right side
    93,713.15x = 6,630,880,518.24
  5. Step 5: Solve for x
    x = 6,630,880,518.24/93,713.15
  6. Step 6: Final answer
    x = 70,757.20

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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.