Home / 122,841.74-184,267.85-42,887.76

Finding the Fourth Proportional to 122,841.74, 184,267.85 and 42,887.76

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Solution

The fourth proportional to 122,841.74, 184,267.85 and 42,887.76 is: 64,333.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,841.74 : 184,267.85 = 42,887.76 : x
  2. Step 2: Convert to fraction form
    122,841.74/184,267.85 = 42,887.76/x
  3. Step 3: Cross multiply
    122,841.74x = 184,267.85 × 42,887.76
  4. Step 4: Simplify right side
    122,841.74x = 7,902,835,326.52
  5. Step 5: Solve for x
    x = 7,902,835,326.52/122,841.74
  6. Step 6: Final answer
    x = 64,333.47

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1.5x scale

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.