Home / 122,332.34-168,820.04-67,885.62

Finding the Fourth Proportional to 122,332.34, 168,820.04 and 67,885.62

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Solution

The fourth proportional to 122,332.34, 168,820.04 and 67,885.62 is: 93,682.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,332.34 : 168,820.04 = 67,885.62 : x
  2. Step 2: Convert to fraction form
    122,332.34/168,820.04 = 67,885.62/x
  3. Step 3: Cross multiply
    122,332.34x = 168,820.04 × 67,885.62
  4. Step 4: Simplify right side
    122,332.34x = 11,460,453,083.82
  5. Step 5: Solve for x
    x = 11,460,453,083.82/122,332.34
  6. Step 6: Final answer
    x = 93,682.94

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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.