Home / 314,320.16-471,553.45-89,683.67

Finding the Fourth Proportional to 314,320.16, 471,553.45 and 89,683.67

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Solution

The fourth proportional to 314,320.16, 471,553.45 and 89,683.67 is: 134,546.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,320.16 : 471,553.45 = 89,683.67 : x
  2. Step 2: Convert to fraction form
    314,320.16/471,553.45 = 89,683.67/x
  3. Step 3: Cross multiply
    314,320.16x = 471,553.45 × 89,683.67
  4. Step 4: Simplify right side
    314,320.16x = 42,290,644,951.84
  5. Step 5: Solve for x
    x = 42,290,644,951.84/314,320.16
  6. Step 6: Final answer
    x = 134,546.40

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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.