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Finding the Fourth Proportional to 235,594.13, 353,504.60 and 117,275.81

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Solution

The fourth proportional to 235,594.13, 353,504.60 and 117,275.81 is: 175,970.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,594.13 : 353,504.60 = 117,275.81 : x
  2. Step 2: Convert to fraction form
    235,594.13/353,504.60 = 117,275.81/x
  3. Step 3: Cross multiply
    235,594.13x = 353,504.60 × 117,275.81
  4. Step 4: Simplify right side
    235,594.13x = 41,457,535,949.82
  5. Step 5: Solve for x
    x = 41,457,535,949.82/235,594.13
  6. Step 6: Final answer
    x = 175,970.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.