Home / 462,119.18-693,244.93-142,298.12

Finding the Fourth Proportional to 462,119.18, 693,244.93 and 142,298.12

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Solution

The fourth proportional to 462,119.18, 693,244.93 and 142,298.12 is: 213,467.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,119.18 : 693,244.93 = 142,298.12 : x
  2. Step 2: Convert to fraction form
    462,119.18/693,244.93 = 142,298.12/x
  3. Step 3: Cross multiply
    462,119.18x = 693,244.93 × 142,298.12
  4. Step 4: Simplify right side
    462,119.18x = 98,647,447,983.20
  5. Step 5: Solve for x
    x = 98,647,447,983.20/462,119.18
  6. Step 6: Final answer
    x = 213,467.55

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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.