Home / 228,086.06-342,030.08-87,746.18

Finding the Fourth Proportional to 228,086.06, 342,030.08 and 87,746.18

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Solution

The fourth proportional to 228,086.06, 342,030.08 and 87,746.18 is: 131,581.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,086.06 : 342,030.08 = 87,746.18 : x
  2. Step 2: Convert to fraction form
    228,086.06/342,030.08 = 87,746.18/x
  3. Step 3: Cross multiply
    228,086.06x = 342,030.08 × 87,746.18
  4. Step 4: Simplify right side
    228,086.06x = 30,011,832,965.09
  5. Step 5: Solve for x
    x = 30,011,832,965.09/228,086.06
  6. Step 6: Final answer
    x = 131,581.18

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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.