Home / 165,000.90-247,501.35-98,516.10

Finding the Fourth Proportional to 165,000.90, 247,501.35 and 98,516.10

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Solution

The fourth proportional to 165,000.90, 247,501.35 and 98,516.10 is: 147,774.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,000.90 : 247,501.35 = 98,516.10 : x
  2. Step 2: Convert to fraction form
    165,000.90/247,501.35 = 98,516.10/x
  3. Step 3: Cross multiply
    165,000.90x = 247,501.35 × 98,516.10
  4. Step 4: Simplify right side
    165,000.90x = 24,382,867,746.74
  5. Step 5: Solve for x
    x = 24,382,867,746.74/165,000.90
  6. Step 6: Final answer
    x = 147,774.15

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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.