Home / 98,102.06-146,953.37-89,928.14

Finding the Fourth Proportional to 98,102.06, 146,953.37 and 89,928.14

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Solution

The fourth proportional to 98,102.06, 146,953.37 and 89,928.14 is: 134,709.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,102.06 : 146,953.37 = 89,928.14 : x
  2. Step 2: Convert to fraction form
    98,102.06/146,953.37 = 89,928.14/x
  3. Step 3: Cross multiply
    98,102.06x = 146,953.37 × 89,928.14
  4. Step 4: Simplify right side
    98,102.06x = 13,215,242,781.19
  5. Step 5: Solve for x
    x = 13,215,242,781.19/98,102.06
  6. Step 6: Final answer
    x = 134,709.13

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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.