Home / 158,031.90-237,012.26-45,687.11

Finding the Fourth Proportional to 158,031.90, 237,012.26 and 45,687.11

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Solution

The fourth proportional to 158,031.90, 237,012.26 and 45,687.11 is: 68,520.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,031.90 : 237,012.26 = 45,687.11 : x
  2. Step 2: Convert to fraction form
    158,031.90/237,012.26 = 45,687.11/x
  3. Step 3: Cross multiply
    158,031.90x = 237,012.26 × 45,687.11
  4. Step 4: Simplify right side
    158,031.90x = 10,828,403,780.47
  5. Step 5: Solve for x
    x = 10,828,403,780.47/158,031.90
  6. Step 6: Final answer
    x = 68,520.37

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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.