Home / 122,655.28-184,054.31-51,572.77

Finding the Fourth Proportional to 122,655.28, 184,054.31 and 51,572.77

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Solution

The fourth proportional to 122,655.28, 184,054.31 and 51,572.77 is: 77,389.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,655.28 : 184,054.31 = 51,572.77 : x
  2. Step 2: Convert to fraction form
    122,655.28/184,054.31 = 51,572.77/x
  3. Step 3: Cross multiply
    122,655.28x = 184,054.31 × 51,572.77
  4. Step 4: Simplify right side
    122,655.28x = 9,492,190,597.14
  5. Step 5: Solve for x
    x = 9,492,190,597.14/122,655.28
  6. Step 6: Final answer
    x = 77,389.17

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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.