Home / 155,387.22-215,246.51-152,237.94

Finding the Fourth Proportional to 155,387.22, 215,246.51 and 152,237.94

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Solution

The fourth proportional to 155,387.22, 215,246.51 and 152,237.94 is: 210,884.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,387.22 : 215,246.51 = 152,237.94 : x
  2. Step 2: Convert to fraction form
    155,387.22/215,246.51 = 152,237.94/x
  3. Step 3: Cross multiply
    155,387.22x = 215,246.51 × 152,237.94
  4. Step 4: Simplify right side
    155,387.22x = 32,768,685,274.59
  5. Step 5: Solve for x
    x = 32,768,685,274.59/155,387.22
  6. Step 6: Final answer
    x = 210,884.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.