Home / 242,589.06-334,771.65-135,152.46

Finding the Fourth Proportional to 242,589.06, 334,771.65 and 135,152.46

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Solution

The fourth proportional to 242,589.06, 334,771.65 and 135,152.46 is: 186,509.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,589.06 : 334,771.65 = 135,152.46 : x
  2. Step 2: Convert to fraction form
    242,589.06/334,771.65 = 135,152.46/x
  3. Step 3: Cross multiply
    242,589.06x = 334,771.65 × 135,152.46
  4. Step 4: Simplify right side
    242,589.06x = 45,245,212,035.76
  5. Step 5: Solve for x
    x = 45,245,212,035.76/242,589.06
  6. Step 6: Final answer
    x = 186,509.70

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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.