Home / 122,643.90-184,011.21-52,577.82

Finding the Fourth Proportional to 122,643.90, 184,011.21 and 52,577.82

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Solution

The fourth proportional to 122,643.90, 184,011.21 and 52,577.82 is: 78,886.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,643.90 : 184,011.21 = 52,577.82 : x
  2. Step 2: Convert to fraction form
    122,643.90/184,011.21 = 52,577.82/x
  3. Step 3: Cross multiply
    122,643.90x = 184,011.21 × 52,577.82
  4. Step 4: Simplify right side
    122,643.90x = 9,674,908,277.36
  5. Step 5: Solve for x
    x = 9,674,908,277.36/122,643.90
  6. Step 6: Final answer
    x = 78,886.18

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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.