Home / 165,985.10-249,226.72-94,987.90

Finding the Fourth Proportional to 165,985.10, 249,226.72 and 94,987.90

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Solution

The fourth proportional to 165,985.10, 249,226.72 and 94,987.90 is: 142,624.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,985.10 : 249,226.72 = 94,987.90 : x
  2. Step 2: Convert to fraction form
    165,985.10/249,226.72 = 94,987.90/x
  3. Step 3: Cross multiply
    165,985.10x = 249,226.72 × 94,987.90
  4. Step 4: Simplify right side
    165,985.10x = 23,673,523,715.53
  5. Step 5: Solve for x
    x = 23,673,523,715.53/165,985.10
  6. Step 6: Final answer
    x = 142,624.39

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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.