Home / 122,569.21-169,152.74-92,301.13

Finding the Fourth Proportional to 122,569.21, 169,152.74 and 92,301.13

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Solution

The fourth proportional to 122,569.21, 169,152.74 and 92,301.13 is: 127,381.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,569.21 : 169,152.74 = 92,301.13 : x
  2. Step 2: Convert to fraction form
    122,569.21/169,152.74 = 92,301.13/x
  3. Step 3: Cross multiply
    122,569.21x = 169,152.74 × 92,301.13
  4. Step 4: Simplify right side
    122,569.21x = 15,612,989,044.60
  5. Step 5: Solve for x
    x = 15,612,989,044.60/122,569.21
  6. Step 6: Final answer
    x = 127,381.00

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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.