Home / 235,514.15-353,275.26-67,038.80

Finding the Fourth Proportional to 235,514.15, 353,275.26 and 67,038.80

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Solution

The fourth proportional to 235,514.15, 353,275.26 and 67,038.80 is: 100,559.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,514.15 : 353,275.26 = 67,038.80 : x
  2. Step 2: Convert to fraction form
    235,514.15/353,275.26 = 67,038.80/x
  3. Step 3: Cross multiply
    235,514.15x = 353,275.26 × 67,038.80
  4. Step 4: Simplify right side
    235,514.15x = 23,683,147,733.71
  5. Step 5: Solve for x
    x = 23,683,147,733.71/235,514.15
  6. Step 6: Final answer
    x = 100,559.34

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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.