Home / 314,336.12-471,508.52-89,696.50

Finding the Fourth Proportional to 314,336.12, 471,508.52 and 89,696.50

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Solution

The fourth proportional to 314,336.12, 471,508.52 and 89,696.50 is: 134,545.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,336.12 : 471,508.52 = 89,696.50 : x
  2. Step 2: Convert to fraction form
    314,336.12/471,508.52 = 89,696.50/x
  3. Step 3: Cross multiply
    314,336.12x = 471,508.52 × 89,696.50
  4. Step 4: Simplify right side
    314,336.12x = 42,292,665,145.99
  5. Step 5: Solve for x
    x = 42,292,665,145.99/314,336.12
  6. Step 6: Final answer
    x = 134,545.99

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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.