Home / 56,442.10-77,854.85-36,325.30

Finding the Fourth Proportional to 56,442.10, 77,854.85 and 36,325.30

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Solution

The fourth proportional to 56,442.10, 77,854.85 and 36,325.30 is: 50,106.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,442.10 : 77,854.85 = 36,325.30 : x
  2. Step 2: Convert to fraction form
    56,442.10/77,854.85 = 36,325.30/x
  3. Step 3: Cross multiply
    56,442.10x = 77,854.85 × 36,325.30
  4. Step 4: Simplify right side
    56,442.10x = 2,828,100,782.71
  5. Step 5: Solve for x
    x = 2,828,100,782.71/56,442.10
  6. Step 6: Final answer
    x = 50,106.23

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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.