Home / 137,156.36-205,692.68-48,389.13

Finding the Fourth Proportional to 137,156.36, 205,692.68 and 48,389.13

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Solution

The fourth proportional to 137,156.36, 205,692.68 and 48,389.13 is: 72,568.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,156.36 : 205,692.68 = 48,389.13 : x
  2. Step 2: Convert to fraction form
    137,156.36/205,692.68 = 48,389.13/x
  3. Step 3: Cross multiply
    137,156.36x = 205,692.68 × 48,389.13
  4. Step 4: Simplify right side
    137,156.36x = 9,953,289,953.54
  5. Step 5: Solve for x
    x = 9,953,289,953.54/137,156.36
  6. Step 6: Final answer
    x = 72,568.93

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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.