Home / 174,639.29-261,565.07-122,282.51

Finding the Fourth Proportional to 174,639.29, 261,565.07 and 122,282.51

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Solution

The fourth proportional to 174,639.29, 261,565.07 and 122,282.51 is: 183,147.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,639.29 : 261,565.07 = 122,282.51 : x
  2. Step 2: Convert to fraction form
    174,639.29/261,565.07 = 122,282.51/x
  3. Step 3: Cross multiply
    174,639.29x = 261,565.07 × 122,282.51
  4. Step 4: Simplify right side
    174,639.29x = 31,984,831,368.69
  5. Step 5: Solve for x
    x = 31,984,831,368.69/174,639.29
  6. Step 6: Final answer
    x = 183,147.97

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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.