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Finding the Fourth Proportional to 155,292.04, 214,302.94 and 88,224.04

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Solution

The fourth proportional to 155,292.04, 214,302.94 and 88,224.04 is: 121,749.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,292.04 : 214,302.94 = 88,224.04 : x
  2. Step 2: Convert to fraction form
    155,292.04/214,302.94 = 88,224.04/x
  3. Step 3: Cross multiply
    155,292.04x = 214,302.94 × 88,224.04
  4. Step 4: Simplify right side
    155,292.04x = 18,906,671,150.68
  5. Step 5: Solve for x
    x = 18,906,671,150.68/155,292.04
  6. Step 6: Final answer
    x = 121,749.13

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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.