Home / 140,031.40-210,060.18-55,771.24

Finding the Fourth Proportional to 140,031.40, 210,060.18 and 55,771.24

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Solution

The fourth proportional to 140,031.40, 210,060.18 and 55,771.24 is: 83,662.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,031.40 : 210,060.18 = 55,771.24 : x
  2. Step 2: Convert to fraction form
    140,031.40/210,060.18 = 55,771.24/x
  3. Step 3: Cross multiply
    140,031.40x = 210,060.18 × 55,771.24
  4. Step 4: Simplify right side
    140,031.40x = 11,715,316,713.22
  5. Step 5: Solve for x
    x = 11,715,316,713.22/140,031.40
  6. Step 6: Final answer
    x = 83,662.07

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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.