Home / 43,280.12-64,887.89-29,200.70

Finding the Fourth Proportional to 43,280.12, 64,887.89 and 29,200.70

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Solution

The fourth proportional to 43,280.12, 64,887.89 and 29,200.70 is: 43,779.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,280.12 : 64,887.89 = 29,200.70 : x
  2. Step 2: Convert to fraction form
    43,280.12/64,887.89 = 29,200.70/x
  3. Step 3: Cross multiply
    43,280.12x = 64,887.89 × 29,200.70
  4. Step 4: Simplify right side
    43,280.12x = 1,894,771,825.74
  5. Step 5: Solve for x
    x = 1,894,771,825.74/43,280.12
  6. Step 6: Final answer
    x = 43,779.26

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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.