Home / 240,262.24-331,594.80-138,285.58

Finding the Fourth Proportional to 240,262.24, 331,594.80 and 138,285.58

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Solution

The fourth proportional to 240,262.24, 331,594.80 and 138,285.58 is: 190,853.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,262.24 : 331,594.80 = 138,285.58 : x
  2. Step 2: Convert to fraction form
    240,262.24/331,594.80 = 138,285.58/x
  3. Step 3: Cross multiply
    240,262.24x = 331,594.80 × 138,285.58
  4. Step 4: Simplify right side
    240,262.24x = 45,854,779,242.98
  5. Step 5: Solve for x
    x = 45,854,779,242.98/240,262.24
  6. Step 6: Final answer
    x = 190,853.04

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1.5x scale

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.