Home / 124,910.10-187,272.81-64,852.35

Finding the Fourth Proportional to 124,910.10, 187,272.81 and 64,852.35

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Solution

The fourth proportional to 124,910.10, 187,272.81 and 64,852.35 is: 97,230.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,910.10 : 187,272.81 = 64,852.35 : x
  2. Step 2: Convert to fraction form
    124,910.10/187,272.81 = 64,852.35/x
  3. Step 3: Cross multiply
    124,910.10x = 187,272.81 × 64,852.35
  4. Step 4: Simplify right side
    124,910.10x = 12,145,081,117.33
  5. Step 5: Solve for x
    x = 12,145,081,117.33/124,910.10
  6. Step 6: Final answer
    x = 97,230.58

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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.