Home / 75,373.43-113,085.95-47,259.54

Finding the Fourth Proportional to 75,373.43, 113,085.95 and 47,259.54

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Solution

The fourth proportional to 75,373.43, 113,085.95 and 47,259.54 is: 70,905.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,373.43 : 113,085.95 = 47,259.54 : x
  2. Step 2: Convert to fraction form
    75,373.43/113,085.95 = 47,259.54/x
  3. Step 3: Cross multiply
    75,373.43x = 113,085.95 × 47,259.54
  4. Step 4: Simplify right side
    75,373.43x = 5,344,389,741.17
  5. Step 5: Solve for x
    x = 5,344,389,741.17/75,373.43
  6. Step 6: Final answer
    x = 70,905.49

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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.