Home / 216,196.32-298,432.64-170,136.48

Finding the Fourth Proportional to 216,196.32, 298,432.64 and 170,136.48

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Solution

The fourth proportional to 216,196.32, 298,432.64 and 170,136.48 is: 234,852.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,196.32 : 298,432.64 = 170,136.48 : x
  2. Step 2: Convert to fraction form
    216,196.32/298,432.64 = 170,136.48/x
  3. Step 3: Cross multiply
    216,196.32x = 298,432.64 × 170,136.48
  4. Step 4: Simplify right side
    216,196.32x = 50,774,278,886.71
  5. Step 5: Solve for x
    x = 50,774,278,886.71/216,196.32
  6. Step 6: Final answer
    x = 234,852.65

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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.