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Finding the Fourth Proportional to 219,244.59, 302,557.37 and 118,642.59

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Solution

The fourth proportional to 219,244.59, 302,557.37 and 118,642.59 is: 163,726.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,244.59 : 302,557.37 = 118,642.59 : x
  2. Step 2: Convert to fraction form
    219,244.59/302,557.37 = 118,642.59/x
  3. Step 3: Cross multiply
    219,244.59x = 302,557.37 × 118,642.59
  4. Step 4: Simplify right side
    219,244.59x = 35,896,189,407.18
  5. Step 5: Solve for x
    x = 35,896,189,407.18/219,244.59
  6. Step 6: Final answer
    x = 163,726.68

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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.