Home / 134,355.16-185,486.92-89,094.64

Finding the Fourth Proportional to 134,355.16, 185,486.92 and 89,094.64

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Solution

The fourth proportional to 134,355.16, 185,486.92 and 89,094.64 is: 123,001.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,355.16 : 185,486.92 = 89,094.64 : x
  2. Step 2: Convert to fraction form
    134,355.16/185,486.92 = 89,094.64/x
  3. Step 3: Cross multiply
    134,355.16x = 185,486.92 × 89,094.64
  4. Step 4: Simplify right side
    134,355.16x = 16,525,890,362.11
  5. Step 5: Solve for x
    x = 16,525,890,362.11/134,355.16
  6. Step 6: Final answer
    x = 123,001.53

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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.