Home / 76,765.02-115,158.30-26,833.76

Finding the Fourth Proportional to 76,765.02, 115,158.30 and 26,833.76

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Solution

The fourth proportional to 76,765.02, 115,158.30 and 26,833.76 is: 40,254.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,765.02 : 115,158.30 = 26,833.76 : x
  2. Step 2: Convert to fraction form
    76,765.02/115,158.30 = 26,833.76/x
  3. Step 3: Cross multiply
    76,765.02x = 115,158.30 × 26,833.76
  4. Step 4: Simplify right side
    76,765.02x = 3,090,130,497.26
  5. Step 5: Solve for x
    x = 3,090,130,497.26/76,765.02
  6. Step 6: Final answer
    x = 40,254.41

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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.