Home / 248,061.40-342,315.30-134,884.24

Finding the Fourth Proportional to 248,061.40, 342,315.30 and 134,884.24

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Solution

The fourth proportional to 248,061.40, 342,315.30 and 134,884.24 is: 186,135.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,061.40 : 342,315.30 = 134,884.24 : x
  2. Step 2: Convert to fraction form
    248,061.40/342,315.30 = 134,884.24/x
  3. Step 3: Cross multiply
    248,061.40x = 342,315.30 × 134,884.24
  4. Step 4: Simplify right side
    248,061.40x = 46,172,939,080.87
  5. Step 5: Solve for x
    x = 46,172,939,080.87/248,061.40
  6. Step 6: Final answer
    x = 186,135.12

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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.