Home / 215,632.26-297,574.55-118,839.65

Finding the Fourth Proportional to 215,632.26, 297,574.55 and 118,839.65

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Solution

The fourth proportional to 215,632.26, 297,574.55 and 118,839.65 is: 163,999.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,632.26 : 297,574.55 = 118,839.65 : x
  2. Step 2: Convert to fraction form
    215,632.26/297,574.55 = 118,839.65/x
  3. Step 3: Cross multiply
    215,632.26x = 297,574.55 × 118,839.65
  4. Step 4: Simplify right side
    215,632.26x = 35,363,655,370.91
  5. Step 5: Solve for x
    x = 35,363,655,370.91/215,632.26
  6. Step 6: Final answer
    x = 163,999.84

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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.