Home / 371,167.20-556,478.18-118,302.12

Finding the Fourth Proportional to 371,167.20, 556,478.18 and 118,302.12

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Solution

The fourth proportional to 371,167.20, 556,478.18 and 118,302.12 is: 177,366.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,167.20 : 556,478.18 = 118,302.12 : x
  2. Step 2: Convert to fraction form
    371,167.20/556,478.18 = 118,302.12/x
  3. Step 3: Cross multiply
    371,167.20x = 556,478.18 × 118,302.12
  4. Step 4: Simplify right side
    371,167.20x = 65,832,548,427.74
  5. Step 5: Solve for x
    x = 65,832,548,427.74/371,167.20
  6. Step 6: Final answer
    x = 177,366.29

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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.