Home / 242,680.23-334,899.24-135,248.10

Finding the Fourth Proportional to 242,680.23, 334,899.24 and 135,248.10

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Solution

The fourth proportional to 242,680.23, 334,899.24 and 135,248.10 is: 186,642.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,680.23 : 334,899.24 = 135,248.10 : x
  2. Step 2: Convert to fraction form
    242,680.23/334,899.24 = 135,248.10/x
  3. Step 3: Cross multiply
    242,680.23x = 334,899.24 × 135,248.10
  4. Step 4: Simplify right side
    242,680.23x = 45,294,485,901.44
  5. Step 5: Solve for x
    x = 45,294,485,901.44/242,680.23
  6. Step 6: Final answer
    x = 186,642.67

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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.