Home / 136,569.69-204,714.18-52,307.01

Finding the Fourth Proportional to 136,569.69, 204,714.18 and 52,307.01

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Solution

The fourth proportional to 136,569.69, 204,714.18 and 52,307.01 is: 78,406.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,569.69 : 204,714.18 = 52,307.01 : x
  2. Step 2: Convert to fraction form
    136,569.69/204,714.18 = 52,307.01/x
  3. Step 3: Cross multiply
    136,569.69x = 204,714.18 × 52,307.01
  4. Step 4: Simplify right side
    136,569.69x = 10,707,986,660.40
  5. Step 5: Solve for x
    x = 10,707,986,660.40/136,569.69
  6. Step 6: Final answer
    x = 78,406.76

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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.