Home / 76,423.02-114,640.67-29,060.76

Finding the Fourth Proportional to 76,423.02, 114,640.67 and 29,060.76

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Solution

The fourth proportional to 76,423.02, 114,640.67 and 29,060.76 is: 43,593.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,423.02 : 114,640.67 = 29,060.76 : x
  2. Step 2: Convert to fraction form
    76,423.02/114,640.67 = 29,060.76/x
  3. Step 3: Cross multiply
    76,423.02x = 114,640.67 × 29,060.76
  4. Step 4: Simplify right side
    76,423.02x = 3,331,544,997.11
  5. Step 5: Solve for x
    x = 3,331,544,997.11/76,423.02
  6. Step 6: Final answer
    x = 43,593.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.