Home / 124,500.88-171,804.36-70,778.44

Finding the Fourth Proportional to 124,500.88, 171,804.36 and 70,778.44

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Solution

The fourth proportional to 124,500.88, 171,804.36 and 70,778.44 is: 97,670.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,500.88 : 171,804.36 = 70,778.44 : x
  2. Step 2: Convert to fraction form
    124,500.88/171,804.36 = 70,778.44/x
  3. Step 3: Cross multiply
    124,500.88x = 171,804.36 × 70,778.44
  4. Step 4: Simplify right side
    124,500.88x = 12,160,044,586.00
  5. Step 5: Solve for x
    x = 12,160,044,586.00/124,500.88
  6. Step 6: Final answer
    x = 97,670.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.