Home / 88,381.64-121,965.18-48,094.34

Finding the Fourth Proportional to 88,381.64, 121,965.18 and 48,094.34

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Solution

The fourth proportional to 88,381.64, 121,965.18 and 48,094.34 is: 66,369.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,381.64 : 121,965.18 = 48,094.34 : x
  2. Step 2: Convert to fraction form
    88,381.64/121,965.18 = 48,094.34/x
  3. Step 3: Cross multiply
    88,381.64x = 121,965.18 × 48,094.34
  4. Step 4: Simplify right side
    88,381.64x = 5,865,834,835.08
  5. Step 5: Solve for x
    x = 5,865,834,835.08/88,381.64
  6. Step 6: Final answer
    x = 66,369.38

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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.