Home / 371,127.60-556,691.40-161,175.60

Finding the Fourth Proportional to 371,127.60, 556,691.40 and 161,175.60

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Solution

The fourth proportional to 371,127.60, 556,691.40 and 161,175.60 is: 241,763.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,127.60 : 556,691.40 = 161,175.60 : x
  2. Step 2: Convert to fraction form
    371,127.60/556,691.40 = 161,175.60/x
  3. Step 3: Cross multiply
    371,127.60x = 556,691.40 × 161,175.60
  4. Step 4: Simplify right side
    371,127.60x = 89,725,070,409.84
  5. Step 5: Solve for x
    x = 89,725,070,409.84/371,127.60
  6. Step 6: Final answer
    x = 241,763.40

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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.