Home / 175,881.60-242,826.66-135,518.76

Finding the Fourth Proportional to 175,881.60, 242,826.66 and 135,518.76

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Solution

The fourth proportional to 175,881.60, 242,826.66 and 135,518.76 is: 187,100.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,881.60 : 242,826.66 = 135,518.76 : x
  2. Step 2: Convert to fraction form
    175,881.60/242,826.66 = 135,518.76/x
  3. Step 3: Cross multiply
    175,881.60x = 242,826.66 × 135,518.76
  4. Step 4: Simplify right side
    175,881.60x = 32,907,567,858.14
  5. Step 5: Solve for x
    x = 32,907,567,858.14/175,881.60
  6. Step 6: Final answer
    x = 187,100.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.