Home / 104,585.37-144,327.73-56,838.72

Finding the Fourth Proportional to 104,585.37, 144,327.73 and 56,838.72

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Solution

The fourth proportional to 104,585.37, 144,327.73 and 56,838.72 is: 78,437.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,585.37 : 144,327.73 = 56,838.72 : x
  2. Step 2: Convert to fraction form
    104,585.37/144,327.73 = 56,838.72/x
  3. Step 3: Cross multiply
    104,585.37x = 144,327.73 × 56,838.72
  4. Step 4: Simplify right side
    104,585.37x = 8,203,403,433.71
  5. Step 5: Solve for x
    x = 8,203,403,433.71/104,585.37
  6. Step 6: Final answer
    x = 78,437.39

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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.