Home / 122,927.04-169,652.08-75,212.16

Finding the Fourth Proportional to 122,927.04, 169,652.08 and 75,212.16

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Solution

The fourth proportional to 122,927.04, 169,652.08 and 75,212.16 is: 103,800.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,927.04 : 169,652.08 = 75,212.16 : x
  2. Step 2: Convert to fraction form
    122,927.04/169,652.08 = 75,212.16/x
  3. Step 3: Cross multiply
    122,927.04x = 169,652.08 × 75,212.16
  4. Step 4: Simplify right side
    122,927.04x = 12,759,899,385.29
  5. Step 5: Solve for x
    x = 12,759,899,385.29/122,927.04
  6. Step 6: Final answer
    x = 103,800.59

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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.