Home / 82,755.03-113,984.41-63,598.15

Finding the Fourth Proportional to 82,755.03, 113,984.41 and 63,598.15

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Solution

The fourth proportional to 82,755.03, 113,984.41 and 63,598.15 is: 87,598.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,755.03 : 113,984.41 = 63,598.15 : x
  2. Step 2: Convert to fraction form
    82,755.03/113,984.41 = 63,598.15/x
  3. Step 3: Cross multiply
    82,755.03x = 113,984.41 × 63,598.15
  4. Step 4: Simplify right side
    82,755.03x = 7,249,197,849.28
  5. Step 5: Solve for x
    x = 7,249,197,849.28/82,755.03
  6. Step 6: Final answer
    x = 87,598.27

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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.