Home / 56,019.60-83,950.20-31,070.64

Finding the Fourth Proportional to 56,019.60, 83,950.20 and 31,070.64

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Solution

The fourth proportional to 56,019.60, 83,950.20 and 31,070.64 is: 46,562.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,019.60 : 83,950.20 = 31,070.64 : x
  2. Step 2: Convert to fraction form
    56,019.60/83,950.20 = 31,070.64/x
  3. Step 3: Cross multiply
    56,019.60x = 83,950.20 × 31,070.64
  4. Step 4: Simplify right side
    56,019.60x = 2,608,386,442.13
  5. Step 5: Solve for x
    x = 2,608,386,442.13/56,019.60
  6. Step 6: Final answer
    x = 46,562.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.