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Finding the Fourth Proportional to 219,557.59, 302,981.72 and 124,062.23

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Solution

The fourth proportional to 219,557.59, 302,981.72 and 124,062.23 is: 171,201.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,557.59 : 302,981.72 = 124,062.23 : x
  2. Step 2: Convert to fraction form
    219,557.59/302,981.72 = 124,062.23/x
  3. Step 3: Cross multiply
    219,557.59x = 302,981.72 × 124,062.23
  4. Step 4: Simplify right side
    219,557.59x = 37,588,587,969.58
  5. Step 5: Solve for x
    x = 37,588,587,969.58/219,557.59
  6. Step 6: Final answer
    x = 171,201.50

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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.