Home / 112,547.30-155,292.81-62,236.58

Finding the Fourth Proportional to 112,547.30, 155,292.81 and 62,236.58

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Solution

The fourth proportional to 112,547.30, 155,292.81 and 62,236.58 is: 85,874.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,547.30 : 155,292.81 = 62,236.58 : x
  2. Step 2: Convert to fraction form
    112,547.30/155,292.81 = 62,236.58/x
  3. Step 3: Cross multiply
    112,547.30x = 155,292.81 × 62,236.58
  4. Step 4: Simplify right side
    112,547.30x = 9,664,893,392.99
  5. Step 5: Solve for x
    x = 9,664,893,392.99/112,547.30
  6. Step 6: Final answer
    x = 85,874.06

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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.