Home / 121,439.40-182,194.80-62,316.36

Finding the Fourth Proportional to 121,439.40, 182,194.80 and 62,316.36

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Solution

The fourth proportional to 121,439.40, 182,194.80 and 62,316.36 is: 93,492.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,439.40 : 182,194.80 = 62,316.36 : x
  2. Step 2: Convert to fraction form
    121,439.40/182,194.80 = 62,316.36/x
  3. Step 3: Cross multiply
    121,439.40x = 182,194.80 × 62,316.36
  4. Step 4: Simplify right side
    121,439.40x = 11,353,716,746.93
  5. Step 5: Solve for x
    x = 11,353,716,746.93/121,439.40
  6. Step 6: Final answer
    x = 93,492.86

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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.