Home / 243,619.18-336,071.37-163,050.10

Finding the Fourth Proportional to 243,619.18, 336,071.37 and 163,050.10

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Solution

The fourth proportional to 243,619.18, 336,071.37 and 163,050.10 is: 224,926.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,619.18 : 336,071.37 = 163,050.10 : x
  2. Step 2: Convert to fraction form
    243,619.18/336,071.37 = 163,050.10/x
  3. Step 3: Cross multiply
    243,619.18x = 336,071.37 × 163,050.10
  4. Step 4: Simplify right side
    243,619.18x = 54,796,470,485.64
  5. Step 5: Solve for x
    x = 54,796,470,485.64/243,619.18
  6. Step 6: Final answer
    x = 224,926.75

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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.