Home / 104,076.02-143,624.90-56,329.36

Finding the Fourth Proportional to 104,076.02, 143,624.90 and 56,329.36

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Solution

The fourth proportional to 104,076.02, 143,624.90 and 56,329.36 is: 77,734.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,076.02 : 143,624.90 = 56,329.36 : x
  2. Step 2: Convert to fraction form
    104,076.02/143,624.90 = 56,329.36/x
  3. Step 3: Cross multiply
    104,076.02x = 143,624.90 × 56,329.36
  4. Step 4: Simplify right side
    104,076.02x = 8,090,298,697.06
  5. Step 5: Solve for x
    x = 8,090,298,697.06/104,076.02
  6. Step 6: Final answer
    x = 77,734.51

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1.5x scale

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.