Home / 89,238.45-133,712.94-47,116.29

Finding the Fourth Proportional to 89,238.45, 133,712.94 and 47,116.29

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Solution

The fourth proportional to 89,238.45, 133,712.94 and 47,116.29 is: 70,598.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,238.45 : 133,712.94 = 47,116.29 : x
  2. Step 2: Convert to fraction form
    89,238.45/133,712.94 = 47,116.29/x
  3. Step 3: Cross multiply
    89,238.45x = 133,712.94 × 47,116.29
  4. Step 4: Simplify right side
    89,238.45x = 6,300,057,657.79
  5. Step 5: Solve for x
    x = 6,300,057,657.79/89,238.45
  6. Step 6: Final answer
    x = 70,598.02

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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.