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Finding the Fourth Proportional to 92,888.99, 139,306.13 and 26,334.93

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Solution

The fourth proportional to 92,888.99, 139,306.13 and 26,334.93 is: 39,494.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,888.99 : 139,306.13 = 26,334.93 : x
  2. Step 2: Convert to fraction form
    92,888.99/139,306.13 = 26,334.93/x
  3. Step 3: Cross multiply
    92,888.99x = 139,306.13 × 26,334.93
  4. Step 4: Simplify right side
    92,888.99x = 3,668,617,182.12
  5. Step 5: Solve for x
    x = 3,668,617,182.12/92,888.99
  6. Step 6: Final answer
    x = 39,494.64

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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.