Home / 124,612.35-171,962.82-70,896.21

Finding the Fourth Proportional to 124,612.35, 171,962.82 and 70,896.21

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Solution

The fourth proportional to 124,612.35, 171,962.82 and 70,896.21 is: 97,835.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,612.35 : 171,962.82 = 70,896.21 : x
  2. Step 2: Convert to fraction form
    124,612.35/171,962.82 = 70,896.21/x
  3. Step 3: Cross multiply
    124,612.35x = 171,962.82 × 70,896.21
  4. Step 4: Simplify right side
    124,612.35x = 12,191,512,198.91
  5. Step 5: Solve for x
    x = 12,191,512,198.91/124,612.35
  6. Step 6: Final answer
    x = 97,835.51

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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.