Home / 213,535.12-294,666.90-118,035.66

Finding the Fourth Proportional to 213,535.12, 294,666.90 and 118,035.66

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Solution

The fourth proportional to 213,535.12, 294,666.90 and 118,035.66 is: 162,882.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,535.12 : 294,666.90 = 118,035.66 : x
  2. Step 2: Convert to fraction form
    213,535.12/294,666.90 = 118,035.66/x
  3. Step 3: Cross multiply
    213,535.12x = 294,666.90 × 118,035.66
  4. Step 4: Simplify right side
    213,535.12x = 34,781,202,021.65
  5. Step 5: Solve for x
    x = 34,781,202,021.65/213,535.12
  6. Step 6: Final answer
    x = 162,882.82

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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.