Home / 105,098.33-157,646.45-48,156.09

Finding the Fourth Proportional to 105,098.33, 157,646.45 and 48,156.09

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Solution

The fourth proportional to 105,098.33, 157,646.45 and 48,156.09 is: 72,233.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,098.33 : 157,646.45 = 48,156.09 : x
  2. Step 2: Convert to fraction form
    105,098.33/157,646.45 = 48,156.09/x
  3. Step 3: Cross multiply
    105,098.33x = 157,646.45 × 48,156.09
  4. Step 4: Simplify right side
    105,098.33x = 7,591,636,393.60
  5. Step 5: Solve for x
    x = 7,591,636,393.60/105,098.33
  6. Step 6: Final answer
    x = 72,233.66

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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.