Home / 47,332.16-65,306.64-31,197.68

Finding the Fourth Proportional to 47,332.16, 65,306.64 and 31,197.68

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Solution

The fourth proportional to 47,332.16, 65,306.64 and 31,197.68 is: 43,045.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,332.16 : 65,306.64 = 31,197.68 : x
  2. Step 2: Convert to fraction form
    47,332.16/65,306.64 = 31,197.68/x
  3. Step 3: Cross multiply
    47,332.16x = 65,306.64 × 31,197.68
  4. Step 4: Simplify right side
    47,332.16x = 2,037,415,656.60
  5. Step 5: Solve for x
    x = 2,037,415,656.60/47,332.16
  6. Step 6: Final answer
    x = 43,045.06

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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.