Home / 215,309.18-297,124.52-119,814.24

Finding the Fourth Proportional to 215,309.18, 297,124.52 and 119,814.24

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Solution

The fourth proportional to 215,309.18, 297,124.52 and 119,814.24 is: 165,342.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,309.18 : 297,124.52 = 119,814.24 : x
  2. Step 2: Convert to fraction form
    215,309.18/297,124.52 = 119,814.24/x
  3. Step 3: Cross multiply
    215,309.18x = 297,124.52 × 119,814.24
  4. Step 4: Simplify right side
    215,309.18x = 35,599,748,549.16
  5. Step 5: Solve for x
    x = 35,599,748,549.16/215,309.18
  6. Step 6: Final answer
    x = 165,342.46

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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.