Home / 64,588.32-96,857.91-42,395.81

Finding the Fourth Proportional to 64,588.32, 96,857.91 and 42,395.81

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Solution

The fourth proportional to 64,588.32, 96,857.91 and 42,395.81 is: 63,577.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,588.32 : 96,857.91 = 42,395.81 : x
  2. Step 2: Convert to fraction form
    64,588.32/96,857.91 = 42,395.81/x
  3. Step 3: Cross multiply
    64,588.32x = 96,857.91 × 42,395.81
  4. Step 4: Simplify right side
    64,588.32x = 4,106,369,065.07
  5. Step 5: Solve for x
    x = 4,106,369,065.07/64,588.32
  6. Step 6: Final answer
    x = 63,577.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.