Home / 114,948.21-158,604.75-67,192.32

Finding the Fourth Proportional to 114,948.21, 158,604.75 and 67,192.32

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Solution

The fourth proportional to 114,948.21, 158,604.75 and 67,192.32 is: 92,711.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,948.21 : 158,604.75 = 67,192.32 : x
  2. Step 2: Convert to fraction form
    114,948.21/158,604.75 = 67,192.32/x
  3. Step 3: Cross multiply
    114,948.21x = 158,604.75 × 67,192.32
  4. Step 4: Simplify right side
    114,948.21x = 10,657,021,115.52
  5. Step 5: Solve for x
    x = 10,657,021,115.52/114,948.21
  6. Step 6: Final answer
    x = 92,711.50

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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.