Home / 242,475.29-334,626.24-135,045.32

Finding the Fourth Proportional to 242,475.29, 334,626.24 and 135,045.32

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Solution

The fourth proportional to 242,475.29, 334,626.24 and 135,045.32 is: 186,368.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,475.29 : 334,626.24 = 135,045.32 : x
  2. Step 2: Convert to fraction form
    242,475.29/334,626.24 = 135,045.32/x
  3. Step 3: Cross multiply
    242,475.29x = 334,626.24 × 135,045.32
  4. Step 4: Simplify right side
    242,475.29x = 45,189,707,661.20
  5. Step 5: Solve for x
    x = 45,189,707,661.20/242,475.29
  6. Step 6: Final answer
    x = 186,368.30

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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.