Home / 104,282.25-144,028.31-70,689.93

Finding the Fourth Proportional to 104,282.25, 144,028.31 and 70,689.93

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Solution

The fourth proportional to 104,282.25, 144,028.31 and 70,689.93 is: 97,632.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,282.25 : 144,028.31 = 70,689.93 : x
  2. Step 2: Convert to fraction form
    104,282.25/144,028.31 = 70,689.93/x
  3. Step 3: Cross multiply
    104,282.25x = 144,028.31 × 70,689.93
  4. Step 4: Simplify right side
    104,282.25x = 10,181,350,798.47
  5. Step 5: Solve for x
    x = 10,181,350,798.47/104,282.25
  6. Step 6: Final answer
    x = 97,632.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.