Home / 88,276.24-121,860.48-52,477.84

Finding the Fourth Proportional to 88,276.24, 121,860.48 and 52,477.84

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Solution

The fourth proportional to 88,276.24, 121,860.48 and 52,477.84 is: 72,442.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,276.24 : 121,860.48 = 52,477.84 : x
  2. Step 2: Convert to fraction form
    88,276.24/121,860.48 = 52,477.84/x
  3. Step 3: Cross multiply
    88,276.24x = 121,860.48 × 52,477.84
  4. Step 4: Simplify right side
    88,276.24x = 6,394,974,771.76
  5. Step 5: Solve for x
    x = 6,394,974,771.76/88,276.24
  6. Step 6: Final answer
    x = 72,442.76

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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.