Home / 314,125.34-471,181.95-89,487.23

Finding the Fourth Proportional to 314,125.34, 471,181.95 and 89,487.23

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Solution

The fourth proportional to 314,125.34, 471,181.95 and 89,487.23 is: 134,229.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,125.34 : 471,181.95 = 89,487.23 : x
  2. Step 2: Convert to fraction form
    314,125.34/471,181.95 = 89,487.23/x
  3. Step 3: Cross multiply
    314,125.34x = 471,181.95 × 89,487.23
  4. Step 4: Simplify right side
    314,125.34x = 42,164,765,175.59
  5. Step 5: Solve for x
    x = 42,164,765,175.59/314,125.34
  6. Step 6: Final answer
    x = 134,229.11

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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.