Home / 64,215.08-96,295.51-19,242.81

Finding the Fourth Proportional to 64,215.08, 96,295.51 and 19,242.81

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Solution

The fourth proportional to 64,215.08, 96,295.51 and 19,242.81 is: 28,856.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,215.08 : 96,295.51 = 19,242.81 : x
  2. Step 2: Convert to fraction form
    64,215.08/96,295.51 = 19,242.81/x
  3. Step 3: Cross multiply
    64,215.08x = 96,295.51 × 19,242.81
  4. Step 4: Simplify right side
    64,215.08x = 1,852,996,106.57
  5. Step 5: Solve for x
    x = 1,852,996,106.57/64,215.08
  6. Step 6: Final answer
    x = 28,856.09

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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.