Home / 370,749.64-556,167.70-134,203.72

Finding the Fourth Proportional to 370,749.64, 556,167.70 and 134,203.72

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Solution

The fourth proportional to 370,749.64, 556,167.70 and 134,203.72 is: 201,321.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,749.64 : 556,167.70 = 134,203.72 : x
  2. Step 2: Convert to fraction form
    370,749.64/556,167.70 = 134,203.72/x
  3. Step 3: Cross multiply
    370,749.64x = 556,167.70 × 134,203.72
  4. Step 4: Simplify right side
    370,749.64x = 74,639,774,283.84
  5. Step 5: Solve for x
    x = 74,639,774,283.84/370,749.64
  6. Step 6: Final answer
    x = 201,321.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.