Home / 215,550.41-297,459.65-124,958.89

Finding the Fourth Proportional to 215,550.41, 297,459.65 and 124,958.89

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Solution

The fourth proportional to 215,550.41, 297,459.65 and 124,958.89 is: 172,443.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,550.41 : 297,459.65 = 124,958.89 : x
  2. Step 2: Convert to fraction form
    215,550.41/297,459.65 = 124,958.89/x
  3. Step 3: Cross multiply
    215,550.41x = 297,459.65 × 124,958.89
  4. Step 4: Simplify right side
    215,550.41x = 37,170,227,430.82
  5. Step 5: Solve for x
    x = 37,170,227,430.82/215,550.41
  6. Step 6: Final answer
    x = 172,443.32

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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.