Home / 107,426.97-161,127.95-28,547.33

Finding the Fourth Proportional to 107,426.97, 161,127.95 and 28,547.33

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Solution

The fourth proportional to 107,426.97, 161,127.95 and 28,547.33 is: 42,817.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,426.97 : 161,127.95 = 28,547.33 : x
  2. Step 2: Convert to fraction form
    107,426.97/161,127.95 = 28,547.33/x
  3. Step 3: Cross multiply
    107,426.97x = 161,127.95 × 28,547.33
  4. Step 4: Simplify right side
    107,426.97x = 4,599,771,812.50
  5. Step 5: Solve for x
    x = 4,599,771,812.50/107,426.97
  6. Step 6: Final answer
    x = 42,817.66

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1.5x scale

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.