Home / 47,337.08-65,364.48-42,292.40

Finding the Fourth Proportional to 47,337.08, 65,364.48 and 42,292.40

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Solution

The fourth proportional to 47,337.08, 65,364.48 and 42,292.40 is: 58,398.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,337.08 : 65,364.48 = 42,292.40 : x
  2. Step 2: Convert to fraction form
    47,337.08/65,364.48 = 42,292.40/x
  3. Step 3: Cross multiply
    47,337.08x = 65,364.48 × 42,292.40
  4. Step 4: Simplify right side
    47,337.08x = 2,764,420,733.95
  5. Step 5: Solve for x
    x = 2,764,420,733.95/47,337.08
  6. Step 6: Final answer
    x = 58,398.63

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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.