Home / 140,041.98-210,008.16-61,102.62

Finding the Fourth Proportional to 140,041.98, 210,008.16 and 61,102.62

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Solution

The fourth proportional to 140,041.98, 210,008.16 and 61,102.62 is: 91,630.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,041.98 : 210,008.16 = 61,102.62 : x
  2. Step 2: Convert to fraction form
    140,041.98/210,008.16 = 61,102.62/x
  3. Step 3: Cross multiply
    140,041.98x = 210,008.16 × 61,102.62
  4. Step 4: Simplify right side
    140,041.98x = 12,832,048,797.38
  5. Step 5: Solve for x
    x = 12,832,048,797.38/140,041.98
  6. Step 6: Final answer
    x = 91,630.02

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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.