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Finding the Fourth Proportional to 141,365.95, 212,026.65 and 117,503.49

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Solution

The fourth proportional to 141,365.95, 212,026.65 and 117,503.49 is: 176,236.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,365.95 : 212,026.65 = 117,503.49 : x
  2. Step 2: Convert to fraction form
    141,365.95/212,026.65 = 117,503.49/x
  3. Step 3: Cross multiply
    141,365.95x = 212,026.65 × 117,503.49
  4. Step 4: Simplify right side
    141,365.95x = 24,913,871,348.01
  5. Step 5: Solve for x
    x = 24,913,871,348.01/141,365.95
  6. Step 6: Final answer
    x = 176,236.72

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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.