Home / 166,514.04-249,705.32-66,655.62

Finding the Fourth Proportional to 166,514.04, 249,705.32 and 66,655.62

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Solution

The fourth proportional to 166,514.04, 249,705.32 and 66,655.62 is: 99,957.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,514.04 : 249,705.32 = 66,655.62 : x
  2. Step 2: Convert to fraction form
    166,514.04/249,705.32 = 66,655.62/x
  3. Step 3: Cross multiply
    166,514.04x = 249,705.32 × 66,655.62
  4. Step 4: Simplify right side
    166,514.04x = 16,644,262,588.62
  5. Step 5: Solve for x
    x = 16,644,262,588.62/166,514.04
  6. Step 6: Final answer
    x = 99,957.11

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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.