Home / 155,371.68-233,057.66-66,567.60

Finding the Fourth Proportional to 155,371.68, 233,057.66 and 66,567.60

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Solution

The fourth proportional to 155,371.68, 233,057.66 and 66,567.60 is: 99,851.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,371.68 : 233,057.66 = 66,567.60 : x
  2. Step 2: Convert to fraction form
    155,371.68/233,057.66 = 66,567.60/x
  3. Step 3: Cross multiply
    155,371.68x = 233,057.66 × 66,567.60
  4. Step 4: Simplify right side
    155,371.68x = 15,514,088,754.98
  5. Step 5: Solve for x
    x = 15,514,088,754.98/155,371.68
  6. Step 6: Final answer
    x = 99,851.46

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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.