Home / 243,527.49-336,082.86-136,106.10

Finding the Fourth Proportional to 243,527.49, 336,082.86 and 136,106.10

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Solution

The fourth proportional to 243,527.49, 336,082.86 and 136,106.10 is: 187,834.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,527.49 : 336,082.86 = 136,106.10 : x
  2. Step 2: Convert to fraction form
    243,527.49/336,082.86 = 136,106.10/x
  3. Step 3: Cross multiply
    243,527.49x = 336,082.86 × 136,106.10
  4. Step 4: Simplify right side
    243,527.49x = 45,742,927,351.45
  5. Step 5: Solve for x
    x = 45,742,927,351.45/243,527.49
  6. Step 6: Final answer
    x = 187,834.76

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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.