Home / 93,772.02-129,408.65-51,330.85

Finding the Fourth Proportional to 93,772.02, 129,408.65 and 51,330.85

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Solution

The fourth proportional to 93,772.02, 129,408.65 and 51,330.85 is: 70,838.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,772.02 : 129,408.65 = 51,330.85 : x
  2. Step 2: Convert to fraction form
    93,772.02/129,408.65 = 51,330.85/x
  3. Step 3: Cross multiply
    93,772.02x = 129,408.65 × 51,330.85
  4. Step 4: Simplify right side
    93,772.02x = 6,642,656,001.85
  5. Step 5: Solve for x
    x = 6,642,656,001.85/93,772.02
  6. Step 6: Final answer
    x = 70,838.36

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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.