Home / 136,461.60-204,751.08-52,247.16

Finding the Fourth Proportional to 136,461.60, 204,751.08 and 52,247.16

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Solution

The fourth proportional to 136,461.60, 204,751.08 and 52,247.16 is: 78,393.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,461.60 : 204,751.08 = 52,247.16 : x
  2. Step 2: Convert to fraction form
    136,461.60/204,751.08 = 52,247.16/x
  3. Step 3: Cross multiply
    136,461.60x = 204,751.08 × 52,247.16
  4. Step 4: Simplify right side
    136,461.60x = 10,697,662,436.93
  5. Step 5: Solve for x
    x = 10,697,662,436.93/136,461.60
  6. Step 6: Final answer
    x = 78,393.21

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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.