Home / 155,344.29-233,029.77-66,576.70

Finding the Fourth Proportional to 155,344.29, 233,029.77 and 66,576.70

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Solution

The fourth proportional to 155,344.29, 233,029.77 and 66,576.70 is: 99,870.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,344.29 : 233,029.77 = 66,576.70 : x
  2. Step 2: Convert to fraction form
    155,344.29/233,029.77 = 66,576.70/x
  3. Step 3: Cross multiply
    155,344.29x = 233,029.77 × 66,576.70
  4. Step 4: Simplify right side
    155,344.29x = 15,514,353,088.36
  5. Step 5: Solve for x
    x = 15,514,353,088.36/155,344.29
  6. Step 6: Final answer
    x = 99,870.77

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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.