Home / 152,083.05-209,775.79-97,548.90

Finding the Fourth Proportional to 152,083.05, 209,775.79 and 97,548.90

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Solution

The fourth proportional to 152,083.05, 209,775.79 and 97,548.90 is: 134,554.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,083.05 : 209,775.79 = 97,548.90 : x
  2. Step 2: Convert to fraction form
    152,083.05/209,775.79 = 97,548.90/x
  3. Step 3: Cross multiply
    152,083.05x = 209,775.79 × 97,548.90
  4. Step 4: Simplify right side
    152,083.05x = 20,463,397,561.13
  5. Step 5: Solve for x
    x = 20,463,397,561.13/152,083.05
  6. Step 6: Final answer
    x = 134,554.10

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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.