Home / 104,404.02-144,077.64-56,657.37

Finding the Fourth Proportional to 104,404.02, 144,077.64 and 56,657.37

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Solution

The fourth proportional to 104,404.02, 144,077.64 and 56,657.37 is: 78,187.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,404.02 : 144,077.64 = 56,657.37 : x
  2. Step 2: Convert to fraction form
    104,404.02/144,077.64 = 56,657.37/x
  3. Step 3: Cross multiply
    104,404.02x = 144,077.64 × 56,657.37
  4. Step 4: Simplify right side
    104,404.02x = 8,163,060,158.21
  5. Step 5: Solve for x
    x = 8,163,060,158.21/104,404.02
  6. Step 6: Final answer
    x = 78,187.22

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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.