Home / 99,946.98-149,846.36-60,494.72

Finding the Fourth Proportional to 99,946.98, 149,846.36 and 60,494.72

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Solution

The fourth proportional to 99,946.98, 149,846.36 and 60,494.72 is: 90,697.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,946.98 : 149,846.36 = 60,494.72 : x
  2. Step 2: Convert to fraction form
    99,946.98/149,846.36 = 60,494.72/x
  3. Step 3: Cross multiply
    99,946.98x = 149,846.36 × 60,494.72
  4. Step 4: Simplify right side
    99,946.98x = 9,064,912,539.51
  5. Step 5: Solve for x
    x = 9,064,912,539.51/99,946.98
  6. Step 6: Final answer
    x = 90,697.21

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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.