Home / 56,803.35-78,394.46-34,149.72

Finding the Fourth Proportional to 56,803.35, 78,394.46 and 34,149.72

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Solution

The fourth proportional to 56,803.35, 78,394.46 and 34,149.72 is: 47,130.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,803.35 : 78,394.46 = 34,149.72 : x
  2. Step 2: Convert to fraction form
    56,803.35/78,394.46 = 34,149.72/x
  3. Step 3: Cross multiply
    56,803.35x = 78,394.46 × 34,149.72
  4. Step 4: Simplify right side
    56,803.35x = 2,677,148,687.80
  5. Step 5: Solve for x
    x = 2,677,148,687.80/56,803.35
  6. Step 6: Final answer
    x = 47,130.12

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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.