Home / 122,875.03-169,549.09-69,156.85

Finding the Fourth Proportional to 122,875.03, 169,549.09 and 69,156.85

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Solution

The fourth proportional to 122,875.03, 169,549.09 and 69,156.85 is: 95,426.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,875.03 : 169,549.09 = 69,156.85 : x
  2. Step 2: Convert to fraction form
    122,875.03/169,549.09 = 69,156.85/x
  3. Step 3: Cross multiply
    122,875.03x = 169,549.09 × 69,156.85
  4. Step 4: Simplify right side
    122,875.03x = 11,725,480,984.77
  5. Step 5: Solve for x
    x = 11,725,480,984.77/122,875.03
  6. Step 6: Final answer
    x = 95,426.07

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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.