Home / 103,632.60-155,530.92-40,482.98

Finding the Fourth Proportional to 103,632.60, 155,530.92 and 40,482.98

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Solution

The fourth proportional to 103,632.60, 155,530.92 and 40,482.98 is: 60,756.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,632.60 : 155,530.92 = 40,482.98 : x
  2. Step 2: Convert to fraction form
    103,632.60/155,530.92 = 40,482.98/x
  3. Step 3: Cross multiply
    103,632.60x = 155,530.92 × 40,482.98
  4. Step 4: Simplify right side
    103,632.60x = 6,296,355,123.74
  5. Step 5: Solve for x
    x = 6,296,355,123.74/103,632.60
  6. Step 6: Final answer
    x = 60,756.51

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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.