Home / 314,206.72-471,239.04-89,562.34

Finding the Fourth Proportional to 314,206.72, 471,239.04 and 89,562.34

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Solution

The fourth proportional to 314,206.72, 471,239.04 and 89,562.34 is: 134,323.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,206.72 : 471,239.04 = 89,562.34 : x
  2. Step 2: Convert to fraction form
    314,206.72/471,239.04 = 89,562.34/x
  3. Step 3: Cross multiply
    314,206.72x = 471,239.04 × 89,562.34
  4. Step 4: Simplify right side
    314,206.72x = 42,205,271,121.75
  5. Step 5: Solve for x
    x = 42,205,271,121.75/314,206.72
  6. Step 6: Final answer
    x = 134,323.26

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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.