Home / 134,602.29-185,759.33-74,172.87

Finding the Fourth Proportional to 134,602.29, 185,759.33 and 74,172.87

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Solution

The fourth proportional to 134,602.29, 185,759.33 and 74,172.87 is: 102,363.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,602.29 : 185,759.33 = 74,172.87 : x
  2. Step 2: Convert to fraction form
    134,602.29/185,759.33 = 74,172.87/x
  3. Step 3: Cross multiply
    134,602.29x = 185,759.33 × 74,172.87
  4. Step 4: Simplify right side
    134,602.29x = 13,778,302,264.51
  5. Step 5: Solve for x
    x = 13,778,302,264.51/134,602.29
  6. Step 6: Final answer
    x = 102,363.06

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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.