Home / 122,550.99-183,856.04-42,577.31

Finding the Fourth Proportional to 122,550.99, 183,856.04 and 42,577.31

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Solution

The fourth proportional to 122,550.99, 183,856.04 and 42,577.31 is: 63,876.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,550.99 : 183,856.04 = 42,577.31 : x
  2. Step 2: Convert to fraction form
    122,550.99/183,856.04 = 42,577.31/x
  3. Step 3: Cross multiply
    122,550.99x = 183,856.04 × 42,577.31
  4. Step 4: Simplify right side
    122,550.99x = 7,828,094,478.29
  5. Step 5: Solve for x
    x = 7,828,094,478.29/122,550.99
  6. Step 6: Final answer
    x = 63,876.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.