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Finding the Fourth Proportional to 64,410.04, 96,642.87 and 34,848.69

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Solution

The fourth proportional to 64,410.04, 96,642.87 and 34,848.69 is: 52,288.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,410.04 : 96,642.87 = 34,848.69 : x
  2. Step 2: Convert to fraction form
    64,410.04/96,642.87 = 34,848.69/x
  3. Step 3: Cross multiply
    64,410.04x = 96,642.87 × 34,848.69
  4. Step 4: Simplify right side
    64,410.04x = 3,367,877,417.34
  5. Step 5: Solve for x
    x = 3,367,877,417.34/64,410.04
  6. Step 6: Final answer
    x = 52,288.08

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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.