Home / 217,031.90-325,547.85-133,051.10

Finding the Fourth Proportional to 217,031.90, 325,547.85 and 133,051.10

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Solution

The fourth proportional to 217,031.90, 325,547.85 and 133,051.10 is: 199,576.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,031.90 : 325,547.85 = 133,051.10 : x
  2. Step 2: Convert to fraction form
    217,031.90/325,547.85 = 133,051.10/x
  3. Step 3: Cross multiply
    217,031.90x = 325,547.85 × 133,051.10
  4. Step 4: Simplify right side
    217,031.90x = 43,314,499,545.14
  5. Step 5: Solve for x
    x = 43,314,499,545.14/217,031.90
  6. Step 6: Final answer
    x = 199,576.65

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1.5x scale

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.