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Finding the Fourth Proportional to 60,187.49, 90,298.81 and 26,899.77

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Solution

The fourth proportional to 60,187.49, 90,298.81 and 26,899.77 is: 40,357.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,187.49 : 90,298.81 = 26,899.77 : x
  2. Step 2: Convert to fraction form
    60,187.49/90,298.81 = 26,899.77/x
  3. Step 3: Cross multiply
    60,187.49x = 90,298.81 × 26,899.77
  4. Step 4: Simplify right side
    60,187.49x = 2,429,017,220.27
  5. Step 5: Solve for x
    x = 2,429,017,220.27/60,187.49
  6. Step 6: Final answer
    x = 40,357.51

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1.5x scale

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.