Home / 76,030.59-104,917.98-42,037.11

Finding the Fourth Proportional to 76,030.59, 104,917.98 and 42,037.11

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Solution

The fourth proportional to 76,030.59, 104,917.98 and 42,037.11 is: 58,008.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,030.59 : 104,917.98 = 42,037.11 : x
  2. Step 2: Convert to fraction form
    76,030.59/104,917.98 = 42,037.11/x
  3. Step 3: Cross multiply
    76,030.59x = 104,917.98 × 42,037.11
  4. Step 4: Simplify right side
    76,030.59x = 4,410,448,666.24
  5. Step 5: Solve for x
    x = 4,410,448,666.24/76,030.59
  6. Step 6: Final answer
    x = 58,008.87

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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.