Home / 152,504.09-210,452.05-88,837.78

Finding the Fourth Proportional to 152,504.09, 210,452.05 and 88,837.78

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Solution

The fourth proportional to 152,504.09, 210,452.05 and 88,837.78 is: 122,594.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,504.09 : 210,452.05 = 88,837.78 : x
  2. Step 2: Convert to fraction form
    152,504.09/210,452.05 = 88,837.78/x
  3. Step 3: Cross multiply
    152,504.09x = 210,452.05 × 88,837.78
  4. Step 4: Simplify right side
    152,504.09x = 18,696,092,918.45
  5. Step 5: Solve for x
    x = 18,696,092,918.45/152,504.09
  6. Step 6: Final answer
    x = 122,594.04

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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.