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Finding the Fourth Proportional to 235,799.36, 325,445.40 and 150,913.52

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Solution

The fourth proportional to 235,799.36, 325,445.40 and 150,913.52 is: 208,287.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,799.36 : 325,445.40 = 150,913.52 : x
  2. Step 2: Convert to fraction form
    235,799.36/325,445.40 = 150,913.52/x
  3. Step 3: Cross multiply
    235,799.36x = 325,445.40 × 150,913.52
  4. Step 4: Simplify right side
    235,799.36x = 49,114,110,881.81
  5. Step 5: Solve for x
    x = 49,114,110,881.81/235,799.36
  6. Step 6: Final answer
    x = 208,287.72

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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.