Home / 150,037.34-207,031.47-82,973.66

Finding the Fourth Proportional to 150,037.34, 207,031.47 and 82,973.66

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Solution

The fourth proportional to 150,037.34, 207,031.47 and 82,973.66 is: 114,492.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,037.34 : 207,031.47 = 82,973.66 : x
  2. Step 2: Convert to fraction form
    150,037.34/207,031.47 = 82,973.66/x
  3. Step 3: Cross multiply
    150,037.34x = 207,031.47 × 82,973.66
  4. Step 4: Simplify right side
    150,037.34x = 17,178,157,765.92
  5. Step 5: Solve for x
    x = 17,178,157,765.92/150,037.34
  6. Step 6: Final answer
    x = 114,492.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.