Home / 105,963.12-146,222.48-97,499.44

Finding the Fourth Proportional to 105,963.12, 146,222.48 and 97,499.44

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Solution

The fourth proportional to 105,963.12, 146,222.48 and 97,499.44 is: 134,543.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,963.12 : 146,222.48 = 97,499.44 : x
  2. Step 2: Convert to fraction form
    105,963.12/146,222.48 = 97,499.44/x
  3. Step 3: Cross multiply
    105,963.12x = 146,222.48 × 97,499.44
  4. Step 4: Simplify right side
    105,963.12x = 14,256,609,915.41
  5. Step 5: Solve for x
    x = 14,256,609,915.41/105,963.12
  6. Step 6: Final answer
    x = 134,543.13

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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.