Home / 242,260.70-334,316.44-134,830.72

Finding the Fourth Proportional to 242,260.70, 334,316.44 and 134,830.72

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Solution

The fourth proportional to 242,260.70, 334,316.44 and 134,830.72 is: 186,064.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,260.70 : 334,316.44 = 134,830.72 : x
  2. Step 2: Convert to fraction form
    242,260.70/334,316.44 = 134,830.72/x
  3. Step 3: Cross multiply
    242,260.70x = 334,316.44 × 134,830.72
  4. Step 4: Simplify right side
    242,260.70x = 45,076,123,967.30
  5. Step 5: Solve for x
    x = 45,076,123,967.30/242,260.70
  6. Step 6: Final answer
    x = 186,064.53

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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.