Home / 88,244.64-121,777.02-50,518.89

Finding the Fourth Proportional to 88,244.64, 121,777.02 and 50,518.89

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Solution

The fourth proportional to 88,244.64, 121,777.02 and 50,518.89 is: 69,715.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,244.64 : 121,777.02 = 50,518.89 : x
  2. Step 2: Convert to fraction form
    88,244.64/121,777.02 = 50,518.89/x
  3. Step 3: Cross multiply
    88,244.64x = 121,777.02 × 50,518.89
  4. Step 4: Simplify right side
    88,244.64x = 6,152,039,877.91
  5. Step 5: Solve for x
    x = 6,152,039,877.91/88,244.64
  6. Step 6: Final answer
    x = 69,715.73

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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.