Home / 73,988.02-102,110.55-43,782.94

Finding the Fourth Proportional to 73,988.02, 102,110.55 and 43,782.94

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Solution

The fourth proportional to 73,988.02, 102,110.55 and 43,782.94 is: 60,424.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,988.02 : 102,110.55 = 43,782.94 : x
  2. Step 2: Convert to fraction form
    73,988.02/102,110.55 = 43,782.94/x
  3. Step 3: Cross multiply
    73,988.02x = 102,110.55 × 43,782.94
  4. Step 4: Simplify right side
    73,988.02x = 4,470,700,084.02
  5. Step 5: Solve for x
    x = 4,470,700,084.02/73,988.02
  6. Step 6: Final answer
    x = 60,424.65

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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.