Home / 76,036.24-114,073.80-31,648.24

Finding the Fourth Proportional to 76,036.24, 114,073.80 and 31,648.24

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Solution

The fourth proportional to 76,036.24, 114,073.80 and 31,648.24 is: 47,480.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,036.24 : 114,073.80 = 31,648.24 : x
  2. Step 2: Convert to fraction form
    76,036.24/114,073.80 = 31,648.24/x
  3. Step 3: Cross multiply
    76,036.24x = 114,073.80 × 31,648.24
  4. Step 4: Simplify right side
    76,036.24x = 3,610,235,000.11
  5. Step 5: Solve for x
    x = 3,610,235,000.11/76,036.24
  6. Step 6: Final answer
    x = 47,480.45

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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.