Home / 56,719.62-78,290.28-32,852.16

Finding the Fourth Proportional to 56,719.62, 78,290.28 and 32,852.16

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Solution

The fourth proportional to 56,719.62, 78,290.28 and 32,852.16 is: 45,345.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,719.62 : 78,290.28 = 32,852.16 : x
  2. Step 2: Convert to fraction form
    56,719.62/78,290.28 = 32,852.16/x
  3. Step 3: Cross multiply
    56,719.62x = 78,290.28 × 32,852.16
  4. Step 4: Simplify right side
    56,719.62x = 2,572,004,805.00
  5. Step 5: Solve for x
    x = 2,572,004,805.00/56,719.62
  6. Step 6: Final answer
    x = 45,345.95

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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.