Home / 122,056.04-168,417.69-68,343.32

Finding the Fourth Proportional to 122,056.04, 168,417.69 and 68,343.32

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Solution

The fourth proportional to 122,056.04, 168,417.69 and 68,343.32 is: 94,302.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,056.04 : 168,417.69 = 68,343.32 : x
  2. Step 2: Convert to fraction form
    122,056.04/168,417.69 = 68,343.32/x
  3. Step 3: Cross multiply
    122,056.04x = 168,417.69 × 68,343.32
  4. Step 4: Simplify right side
    122,056.04x = 11,510,224,081.33
  5. Step 5: Solve for x
    x = 11,510,224,081.33/122,056.04
  6. Step 6: Final answer
    x = 94,302.78

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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.