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Finding the Fourth Proportional to 92,705.88, 139,058.82 and 37,263

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Solution

The fourth proportional to 92,705.88, 139,058.82 and 37,263 is: 55,894.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,705.88 : 139,058.82 = 37,263 : x
  2. Step 2: Convert to fraction form
    92,705.88/139,058.82 = 37,263/x
  3. Step 3: Cross multiply
    92,705.88x = 139,058.82 × 37,263
  4. Step 4: Simplify right side
    92,705.88x = 5,181,748,809.66
  5. Step 5: Solve for x
    x = 5,181,748,809.66/92,705.88
  6. Step 6: Final answer
    x = 55,894.50

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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.