Home / 218,613.06-301,681.96-119,158.52

Finding the Fourth Proportional to 218,613.06, 301,681.96 and 119,158.52

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Solution

The fourth proportional to 218,613.06, 301,681.96 and 119,158.52 is: 164,436.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,613.06 : 301,681.96 = 119,158.52 : x
  2. Step 2: Convert to fraction form
    218,613.06/301,681.96 = 119,158.52/x
  3. Step 3: Cross multiply
    218,613.06x = 301,681.96 × 119,158.52
  4. Step 4: Simplify right side
    218,613.06x = 35,947,974,355.89
  5. Step 5: Solve for x
    x = 35,947,974,355.89/218,613.06
  6. Step 6: Final answer
    x = 164,436.54

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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.