Home / 88,769.10-133,176.21-26,440.14

Finding the Fourth Proportional to 88,769.10, 133,176.21 and 26,440.14

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Solution

The fourth proportional to 88,769.10, 133,176.21 and 26,440.14 is: 39,666.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,769.10 : 133,176.21 = 26,440.14 : x
  2. Step 2: Convert to fraction form
    88,769.10/133,176.21 = 26,440.14/x
  3. Step 3: Cross multiply
    88,769.10x = 133,176.21 × 26,440.14
  4. Step 4: Simplify right side
    88,769.10x = 3,521,197,637.07
  5. Step 5: Solve for x
    x = 3,521,197,637.07/88,769.10
  6. Step 6: Final answer
    x = 39,666.93

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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.