Home / 104,458.11-144,151.38-56,710.50

Finding the Fourth Proportional to 104,458.11, 144,151.38 and 56,710.50

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Solution

The fourth proportional to 104,458.11, 144,151.38 and 56,710.50 is: 78,260.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,458.11 : 144,151.38 = 56,710.50 : x
  2. Step 2: Convert to fraction form
    104,458.11/144,151.38 = 56,710.50/x
  3. Step 3: Cross multiply
    104,458.11x = 144,151.38 × 56,710.50
  4. Step 4: Simplify right side
    104,458.11x = 8,174,896,835.49
  5. Step 5: Solve for x
    x = 8,174,896,835.49/104,458.11
  6. Step 6: Final answer
    x = 78,260.05

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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.