Home / 243,836.58-336,547.14-148,374.02

Finding the Fourth Proportional to 243,836.58, 336,547.14 and 148,374.02

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Solution

The fourth proportional to 243,836.58, 336,547.14 and 148,374.02 is: 204,788.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,836.58 : 336,547.14 = 148,374.02 : x
  2. Step 2: Convert to fraction form
    243,836.58/336,547.14 = 148,374.02/x
  3. Step 3: Cross multiply
    243,836.58x = 336,547.14 × 148,374.02
  4. Step 4: Simplify right side
    243,836.58x = 49,934,852,081.30
  5. Step 5: Solve for x
    x = 49,934,852,081.30/243,836.58
  6. Step 6: Final answer
    x = 204,788.19

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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.