Home / 134,506.77-201,828.59-103,117.85

Finding the Fourth Proportional to 134,506.77, 201,828.59 and 103,117.85

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Solution

The fourth proportional to 134,506.77, 201,828.59 and 103,117.85 is: 154,729.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,506.77 : 201,828.59 = 103,117.85 : x
  2. Step 2: Convert to fraction form
    134,506.77/201,828.59 = 103,117.85/x
  3. Step 3: Cross multiply
    134,506.77x = 201,828.59 × 103,117.85
  4. Step 4: Simplify right side
    134,506.77x = 20,812,130,269.33
  5. Step 5: Solve for x
    x = 20,812,130,269.33/134,506.77
  6. Step 6: Final answer
    x = 154,729.24

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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.