Home / 57,062.34-78,756.84-38,232.18

Finding the Fourth Proportional to 57,062.34, 78,756.84 and 38,232.18

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Solution

The fourth proportional to 57,062.34, 78,756.84 and 38,232.18 is: 52,767.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,062.34 : 78,756.84 = 38,232.18 : x
  2. Step 2: Convert to fraction form
    57,062.34/78,756.84 = 38,232.18/x
  3. Step 3: Cross multiply
    57,062.34x = 78,756.84 × 38,232.18
  4. Step 4: Simplify right side
    57,062.34x = 3,011,045,683.11
  5. Step 5: Solve for x
    x = 3,011,045,683.11/57,062.34
  6. Step 6: Final answer
    x = 52,767.65

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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.