Home / 134,851.70-202,277.55-84,988.10

Finding the Fourth Proportional to 134,851.70, 202,277.55 and 84,988.10

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Solution

The fourth proportional to 134,851.70, 202,277.55 and 84,988.10 is: 127,482.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,851.70 : 202,277.55 = 84,988.10 : x
  2. Step 2: Convert to fraction form
    134,851.70/202,277.55 = 84,988.10/x
  3. Step 3: Cross multiply
    134,851.70x = 202,277.55 × 84,988.10
  4. Step 4: Simplify right side
    134,851.70x = 17,191,184,647.16
  5. Step 5: Solve for x
    x = 17,191,184,647.16/134,851.70
  6. Step 6: Final answer
    x = 127,482.15

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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.