Home / 104,456.68-144,150.51-56,710.24

Finding the Fourth Proportional to 104,456.68, 144,150.51 and 56,710.24

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Solution

The fourth proportional to 104,456.68, 144,150.51 and 56,710.24 is: 78,260.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,456.68 : 144,150.51 = 56,710.24 : x
  2. Step 2: Convert to fraction form
    104,456.68/144,150.51 = 56,710.24/x
  3. Step 3: Cross multiply
    104,456.68x = 144,150.51 × 56,710.24
  4. Step 4: Simplify right side
    104,456.68x = 8,174,810,018.22
  5. Step 5: Solve for x
    x = 8,174,810,018.22/104,456.68
  6. Step 6: Final answer
    x = 78,260.29

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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.