Home / 142,603.56-196,650.18-94,858.92

Finding the Fourth Proportional to 142,603.56, 196,650.18 and 94,858.92

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Solution

The fourth proportional to 142,603.56, 196,650.18 and 94,858.92 is: 130,810.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,603.56 : 196,650.18 = 94,858.92 : x
  2. Step 2: Convert to fraction form
    142,603.56/196,650.18 = 94,858.92/x
  3. Step 3: Cross multiply
    142,603.56x = 196,650.18 × 94,858.92
  4. Step 4: Simplify right side
    142,603.56x = 18,654,023,692.61
  5. Step 5: Solve for x
    x = 18,654,023,692.61/142,603.56
  6. Step 6: Final answer
    x = 130,810.36

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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.