Home / 175,021.80-262,532.70-133,031.40

Finding the Fourth Proportional to 175,021.80, 262,532.70 and 133,031.40

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Solution

The fourth proportional to 175,021.80, 262,532.70 and 133,031.40 is: 199,547.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,021.80 : 262,532.70 = 133,031.40 : x
  2. Step 2: Convert to fraction form
    175,021.80/262,532.70 = 133,031.40/x
  3. Step 3: Cross multiply
    175,021.80x = 262,532.70 × 133,031.40
  4. Step 4: Simplify right side
    175,021.80x = 34,925,092,626.78
  5. Step 5: Solve for x
    x = 34,925,092,626.78/175,021.80
  6. Step 6: Final answer
    x = 199,547.10

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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.