Home / 148,288.52-223,444.69-122,569.40

Finding the Fourth Proportional to 148,288.52, 223,444.69 and 122,569.40

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Solution

The fourth proportional to 148,288.52, 223,444.69 and 122,569.40 is: 184,690.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,288.52 : 223,444.69 = 122,569.40 : x
  2. Step 2: Convert to fraction form
    148,288.52/223,444.69 = 122,569.40/x
  3. Step 3: Cross multiply
    148,288.52x = 223,444.69 × 122,569.40
  4. Step 4: Simplify right side
    148,288.52x = 27,387,480,469.26
  5. Step 5: Solve for x
    x = 27,387,480,469.26/148,288.52
  6. Step 6: Final answer
    x = 184,690.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.