Home / 56,750.56-78,289.47-36,613.87

Finding the Fourth Proportional to 56,750.56, 78,289.47 and 36,613.87

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Solution

The fourth proportional to 56,750.56, 78,289.47 and 36,613.87 is: 50,510.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,750.56 : 78,289.47 = 36,613.87 : x
  2. Step 2: Convert to fraction form
    56,750.56/78,289.47 = 36,613.87/x
  3. Step 3: Cross multiply
    56,750.56x = 78,289.47 × 36,613.87
  4. Step 4: Simplify right side
    56,750.56x = 2,866,480,281.23
  5. Step 5: Solve for x
    x = 2,866,480,281.23/56,750.56
  6. Step 6: Final answer
    x = 50,510.17

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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.