Home / 248,139.08-342,322.10-152,589.32

Finding the Fourth Proportional to 248,139.08, 342,322.10 and 152,589.32

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Solution

The fourth proportional to 248,139.08, 342,322.10 and 152,589.32 is: 210,505.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,139.08 : 342,322.10 = 152,589.32 : x
  2. Step 2: Convert to fraction form
    248,139.08/342,322.10 = 152,589.32/x
  3. Step 3: Cross multiply
    248,139.08x = 342,322.10 × 152,589.32
  4. Step 4: Simplify right side
    248,139.08x = 52,234,693,985.41
  5. Step 5: Solve for x
    x = 52,234,693,985.41/248,139.08
  6. Step 6: Final answer
    x = 210,505.72

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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.