Home / 152,650.19-210,729.58-101,747.76

Finding the Fourth Proportional to 152,650.19, 210,729.58 and 101,747.76

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Solution

The fourth proportional to 152,650.19, 210,729.58 and 101,747.76 is: 140,460.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,650.19 : 210,729.58 = 101,747.76 : x
  2. Step 2: Convert to fraction form
    152,650.19/210,729.58 = 101,747.76/x
  3. Step 3: Cross multiply
    152,650.19x = 210,729.58 × 101,747.76
  4. Step 4: Simplify right side
    152,650.19x = 21,441,263,443.82
  5. Step 5: Solve for x
    x = 21,441,263,443.82/152,650.19
  6. Step 6: Final answer
    x = 140,460.12

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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.