Home / 288,848.66-433,232.90-89,175.62

Finding the Fourth Proportional to 288,848.66, 433,232.90 and 89,175.62

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Solution

The fourth proportional to 288,848.66, 433,232.90 and 89,175.62 is: 133,751.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,848.66 : 433,232.90 = 89,175.62 : x
  2. Step 2: Convert to fraction form
    288,848.66/433,232.90 = 89,175.62/x
  3. Step 3: Cross multiply
    288,848.66x = 433,232.90 × 89,175.62
  4. Step 4: Simplify right side
    288,848.66x = 38,633,812,461.90
  5. Step 5: Solve for x
    x = 38,633,812,461.90/288,848.66
  6. Step 6: Final answer
    x = 133,751.05

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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.