Home / 119,931.23-179,865.47-35,668.70

Finding the Fourth Proportional to 119,931.23, 179,865.47 and 35,668.70

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Solution

The fourth proportional to 119,931.23, 179,865.47 and 35,668.70 is: 53,493.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,931.23 : 179,865.47 = 35,668.70 : x
  2. Step 2: Convert to fraction form
    119,931.23/179,865.47 = 35,668.70/x
  3. Step 3: Cross multiply
    119,931.23x = 179,865.47 × 35,668.70
  4. Step 4: Simplify right side
    119,931.23x = 6,415,567,354.13
  5. Step 5: Solve for x
    x = 6,415,567,354.13/119,931.23
  6. Step 6: Final answer
    x = 53,493.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.