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Finding the Fourth Proportional to 169,360.40, 254,041.04 and 57,119.46

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Solution

The fourth proportional to 169,360.40, 254,041.04 and 57,119.46 is: 85,679.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,360.40 : 254,041.04 = 57,119.46 : x
  2. Step 2: Convert to fraction form
    169,360.40/254,041.04 = 57,119.46/x
  3. Step 3: Cross multiply
    169,360.40x = 254,041.04 × 57,119.46
  4. Step 4: Simplify right side
    169,360.40x = 14,510,686,737.04
  5. Step 5: Solve for x
    x = 14,510,686,737.04/169,360.40
  6. Step 6: Final answer
    x = 85,679.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.