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Finding the Fourth Proportional to 60,186.49, 90,297.31 and 26,898.77

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Solution

The fourth proportional to 60,186.49, 90,297.31 and 26,898.77 is: 40,356.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,186.49 : 90,297.31 = 26,898.77 : x
  2. Step 2: Convert to fraction form
    60,186.49/90,297.31 = 26,898.77/x
  3. Step 3: Cross multiply
    60,186.49x = 90,297.31 × 26,898.77
  4. Step 4: Simplify right side
    60,186.49x = 2,428,886,502.62
  5. Step 5: Solve for x
    x = 2,428,886,502.62/60,186.49
  6. Step 6: Final answer
    x = 40,356.01

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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.