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Finding the Fourth Proportional to 235,538.40, 353,307.60 and 160,888.80

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Solution

The fourth proportional to 235,538.40, 353,307.60 and 160,888.80 is: 241,333.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,538.40 : 353,307.60 = 160,888.80 : x
  2. Step 2: Convert to fraction form
    235,538.40/353,307.60 = 160,888.80/x
  3. Step 3: Cross multiply
    235,538.40x = 353,307.60 × 160,888.80
  4. Step 4: Simplify right side
    235,538.40x = 56,843,235,794.88
  5. Step 5: Solve for x
    x = 56,843,235,794.88/235,538.40
  6. Step 6: Final answer
    x = 241,333.20

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1.5x scale

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.