Home / 215,265.16-297,039.18-119,765.08

Finding the Fourth Proportional to 215,265.16, 297,039.18 and 119,765.08

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Solution

The fourth proportional to 215,265.16, 297,039.18 and 119,765.08 is: 165,260.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,265.16 : 297,039.18 = 119,765.08 : x
  2. Step 2: Convert to fraction form
    215,265.16/297,039.18 = 119,765.08/x
  3. Step 3: Cross multiply
    215,265.16x = 297,039.18 × 119,765.08
  4. Step 4: Simplify right side
    215,265.16x = 35,574,921,155.83
  5. Step 5: Solve for x
    x = 35,574,921,155.83/215,265.16
  6. Step 6: Final answer
    x = 165,260.93

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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.