Home / 257,323.16-386,094.90-107,598.44

Finding the Fourth Proportional to 257,323.16, 386,094.90 and 107,598.44

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Solution

The fourth proportional to 257,323.16, 386,094.90 and 107,598.44 is: 161,443.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,323.16 : 386,094.90 = 107,598.44 : x
  2. Step 2: Convert to fraction form
    257,323.16/386,094.90 = 107,598.44/x
  3. Step 3: Cross multiply
    257,323.16x = 386,094.90 × 107,598.44
  4. Step 4: Simplify right side
    257,323.16x = 41,543,208,931.96
  5. Step 5: Solve for x
    x = 41,543,208,931.96/257,323.16
  6. Step 6: Final answer
    x = 161,443.72

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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.