Home / 56,756.42-78,325.88-35,257.94

Finding the Fourth Proportional to 56,756.42, 78,325.88 and 35,257.94

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Solution

The fourth proportional to 56,756.42, 78,325.88 and 35,257.94 is: 48,657.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,756.42 : 78,325.88 = 35,257.94 : x
  2. Step 2: Convert to fraction form
    56,756.42/78,325.88 = 35,257.94/x
  3. Step 3: Cross multiply
    56,756.42x = 78,325.88 × 35,257.94
  4. Step 4: Simplify right side
    56,756.42x = 2,761,609,177.49
  5. Step 5: Solve for x
    x = 2,761,609,177.49/56,756.42
  6. Step 6: Final answer
    x = 48,657.21

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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.