Home / 134,848.49-186,160.85-98,509.12

Finding the Fourth Proportional to 134,848.49, 186,160.85 and 98,509.12

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Solution

The fourth proportional to 134,848.49, 186,160.85 and 98,509.12 is: 135,993.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,848.49 : 186,160.85 = 98,509.12 : x
  2. Step 2: Convert to fraction form
    134,848.49/186,160.85 = 98,509.12/x
  3. Step 3: Cross multiply
    134,848.49x = 186,160.85 × 98,509.12
  4. Step 4: Simplify right side
    134,848.49x = 18,338,541,292.82
  5. Step 5: Solve for x
    x = 18,338,541,292.82/134,848.49
  6. Step 6: Final answer
    x = 135,993.68

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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.