Home / 107,785,974.36-148,744,497.78-61,376,228.16

Finding the Fourth Proportional to 107,785,974.36, 148,744,497.78 and 61,376,228.16

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Solution

The fourth proportional to 107,785,974.36, 148,744,497.78 and 61,376,228.16 is: 84,699,111.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,785,974.36 : 148,744,497.78 = 61,376,228.16 : x
  2. Step 2: Convert to fraction form
    107,785,974.36/148,744,497.78 = 61,376,228.16/x
  3. Step 3: Cross multiply
    107,785,974.36x = 148,744,497.78 × 61,376,228.16
  4. Step 4: Simplify right side
    107,785,974.36x = 9,129,376,233,289,894
  5. Step 5: Solve for x
    x = 9,129,376,233,289,894/107,785,974.36
  6. Step 6: Final answer
    x = 84,699,111.25

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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.