Home / 134,957.10-202,262.85-103,637.10

Finding the Fourth Proportional to 134,957.10, 202,262.85 and 103,637.10

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Solution

The fourth proportional to 134,957.10, 202,262.85 and 103,637.10 is: 155,322.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,957.10 : 202,262.85 = 103,637.10 : x
  2. Step 2: Convert to fraction form
    134,957.10/202,262.85 = 103,637.10/x
  3. Step 3: Cross multiply
    134,957.10x = 202,262.85 × 103,637.10
  4. Step 4: Simplify right side
    134,957.10x = 20,961,935,211.74
  5. Step 5: Solve for x
    x = 20,961,935,211.74/134,957.10
  6. Step 6: Final answer
    x = 155,322.95

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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.