Home / 185,073.66-255,396.93-103,402.53

Finding the Fourth Proportional to 185,073.66, 255,396.93 and 103,402.53

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Solution

The fourth proportional to 185,073.66, 255,396.93 and 103,402.53 is: 142,692.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,073.66 : 255,396.93 = 103,402.53 : x
  2. Step 2: Convert to fraction form
    185,073.66/255,396.93 = 103,402.53/x
  3. Step 3: Cross multiply
    185,073.66x = 255,396.93 × 103,402.53
  4. Step 4: Simplify right side
    185,073.66x = 26,408,688,716.23
  5. Step 5: Solve for x
    x = 26,408,688,716.23/185,073.66
  6. Step 6: Final answer
    x = 142,692.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.