Home / 158,944.80-238,417.20-70,152.60

Finding the Fourth Proportional to 158,944.80, 238,417.20 and 70,152.60

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Solution

The fourth proportional to 158,944.80, 238,417.20 and 70,152.60 is: 105,228.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,944.80 : 238,417.20 = 70,152.60 : x
  2. Step 2: Convert to fraction form
    158,944.80/238,417.20 = 70,152.60/x
  3. Step 3: Cross multiply
    158,944.80x = 238,417.20 × 70,152.60
  4. Step 4: Simplify right side
    158,944.80x = 16,725,586,464.72
  5. Step 5: Solve for x
    x = 16,725,586,464.72/158,944.80
  6. Step 6: Final answer
    x = 105,228.90

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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.