Home / 97,828.87-134,941.10-67,187.17

Finding the Fourth Proportional to 97,828.87, 134,941.10 and 67,187.17

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Solution

The fourth proportional to 97,828.87, 134,941.10 and 67,187.17 is: 92,675.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,828.87 : 134,941.10 = 67,187.17 : x
  2. Step 2: Convert to fraction form
    97,828.87/134,941.10 = 67,187.17/x
  3. Step 3: Cross multiply
    97,828.87x = 134,941.10 × 67,187.17
  4. Step 4: Simplify right side
    97,828.87x = 9,066,310,625.69
  5. Step 5: Solve for x
    x = 9,066,310,625.69/97,828.87
  6. Step 6: Final answer
    x = 92,675.21

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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.