Home / 144,235.46-197,985.52-127,964.18

Finding the Fourth Proportional to 144,235.46, 197,985.52 and 127,964.18

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Solution

The fourth proportional to 144,235.46, 197,985.52 and 127,964.18 is: 175,650.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,235.46 : 197,985.52 = 127,964.18 : x
  2. Step 2: Convert to fraction form
    144,235.46/197,985.52 = 127,964.18/x
  3. Step 3: Cross multiply
    144,235.46x = 197,985.52 × 127,964.18
  4. Step 4: Simplify right side
    144,235.46x = 25,335,054,718.67
  5. Step 5: Solve for x
    x = 25,335,054,718.67/144,235.46
  6. Step 6: Final answer
    x = 175,650.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.