Home / 56,744.18-78,320.76-32,867

Finding the Fourth Proportional to 56,744.18, 78,320.76 and 32,867

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Solution

The fourth proportional to 56,744.18, 78,320.76 and 32,867 is: 45,364.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,744.18 : 78,320.76 = 32,867 : x
  2. Step 2: Convert to fraction form
    56,744.18/78,320.76 = 32,867/x
  3. Step 3: Cross multiply
    56,744.18x = 78,320.76 × 32,867
  4. Step 4: Simplify right side
    56,744.18x = 2,574,168,418.92
  5. Step 5: Solve for x
    x = 2,574,168,418.92/56,744.18
  6. Step 6: Final answer
    x = 45,364.45

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1.5x scale

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.