Home / 259,229.02-388,493.58-134,657.50

Finding the Fourth Proportional to 259,229.02, 388,493.58 and 134,657.50

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Solution

The fourth proportional to 259,229.02, 388,493.58 and 134,657.50 is: 201,804.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,229.02 : 388,493.58 = 134,657.50 : x
  2. Step 2: Convert to fraction form
    259,229.02/388,493.58 = 134,657.50/x
  3. Step 3: Cross multiply
    259,229.02x = 388,493.58 × 134,657.50
  4. Step 4: Simplify right side
    259,229.02x = 52,313,574,248.85
  5. Step 5: Solve for x
    x = 52,313,574,248.85/259,229.02
  6. Step 6: Final answer
    x = 201,804.47

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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.