Home / 64,872.16-97,118.58-58,646.44

Finding the Fourth Proportional to 64,872.16, 97,118.58 and 58,646.44

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Solution

The fourth proportional to 64,872.16, 97,118.58 and 58,646.44 is: 87,798.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,872.16 : 97,118.58 = 58,646.44 : x
  2. Step 2: Convert to fraction form
    64,872.16/97,118.58 = 58,646.44/x
  3. Step 3: Cross multiply
    64,872.16x = 97,118.58 × 58,646.44
  4. Step 4: Simplify right side
    64,872.16x = 5,695,658,974.86
  5. Step 5: Solve for x
    x = 5,695,658,974.86/64,872.16
  6. Step 6: Final answer
    x = 87,798.20

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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.