Home / 77,297.19-116,472.28-63,564.81

Finding the Fourth Proportional to 77,297.19, 116,472.28 and 63,564.81

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Solution

The fourth proportional to 77,297.19, 116,472.28 and 63,564.81 is: 95,780.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,297.19 : 116,472.28 = 63,564.81 : x
  2. Step 2: Convert to fraction form
    77,297.19/116,472.28 = 63,564.81/x
  3. Step 3: Cross multiply
    77,297.19x = 116,472.28 × 63,564.81
  4. Step 4: Simplify right side
    77,297.19x = 7,403,538,348.47
  5. Step 5: Solve for x
    x = 7,403,538,348.47/77,297.19
  6. Step 6: Final answer
    x = 95,780.17

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.