Home / 77,223.16-106,547.56-48,547.14

Finding the Fourth Proportional to 77,223.16, 106,547.56 and 48,547.14

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Solution

The fourth proportional to 77,223.16, 106,547.56 and 48,547.14 is: 66,982.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,223.16 : 106,547.56 = 48,547.14 : x
  2. Step 2: Convert to fraction form
    77,223.16/106,547.56 = 48,547.14/x
  3. Step 3: Cross multiply
    77,223.16x = 106,547.56 × 48,547.14
  4. Step 4: Simplify right side
    77,223.16x = 5,172,579,311.98
  5. Step 5: Solve for x
    x = 5,172,579,311.98/77,223.16
  6. Step 6: Final answer
    x = 66,982.23

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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.