Home / 104,037.93-143,572.37-56,291.13

Finding the Fourth Proportional to 104,037.93, 143,572.37 and 56,291.13

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Solution

The fourth proportional to 104,037.93, 143,572.37 and 56,291.13 is: 77,681.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,037.93 : 143,572.37 = 56,291.13 : x
  2. Step 2: Convert to fraction form
    104,037.93/143,572.37 = 56,291.13/x
  3. Step 3: Cross multiply
    104,037.93x = 143,572.37 × 56,291.13
  4. Step 4: Simplify right side
    104,037.93x = 8,081,850,662.62
  5. Step 5: Solve for x
    x = 8,081,850,662.62/104,037.93
  6. Step 6: Final answer
    x = 77,681.77

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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.