Home / 88,341.36-121,927.76-50,615.52

Finding the Fourth Proportional to 88,341.36, 121,927.76 and 50,615.52

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Solution

The fourth proportional to 88,341.36, 121,927.76 and 50,615.52 is: 69,858.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,341.36 : 121,927.76 = 50,615.52 : x
  2. Step 2: Convert to fraction form
    88,341.36/121,927.76 = 50,615.52/x
  3. Step 3: Cross multiply
    88,341.36x = 121,927.76 × 50,615.52
  4. Step 4: Simplify right side
    88,341.36x = 6,171,436,974.84
  5. Step 5: Solve for x
    x = 6,171,436,974.84/88,341.36
  6. Step 6: Final answer
    x = 69,858.98

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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.