Home / 122,603.68-169,190.40-68,152.24

Finding the Fourth Proportional to 122,603.68, 169,190.40 and 68,152.24

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Solution

The fourth proportional to 122,603.68, 169,190.40 and 68,152.24 is: 94,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,603.68 : 169,190.40 = 68,152.24 : x
  2. Step 2: Convert to fraction form
    122,603.68/169,190.40 = 68,152.24/x
  3. Step 3: Cross multiply
    122,603.68x = 169,190.40 × 68,152.24
  4. Step 4: Simplify right side
    122,603.68x = 11,530,704,746.50
  5. Step 5: Solve for x
    x = 11,530,704,746.50/122,603.68
  6. Step 6: Final answer
    x = 94,048.60

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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.