Home / 358,622.10-537,972.12-134,090.10

Finding the Fourth Proportional to 358,622.10, 537,972.12 and 134,090.10

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Solution

The fourth proportional to 358,622.10, 537,972.12 and 134,090.10 is: 201,149.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,622.10 : 537,972.12 = 134,090.10 : x
  2. Step 2: Convert to fraction form
    358,622.10/537,972.12 = 134,090.10/x
  3. Step 3: Cross multiply
    358,622.10x = 537,972.12 × 134,090.10
  4. Step 4: Simplify right side
    358,622.10x = 72,136,735,368.01
  5. Step 5: Solve for x
    x = 72,136,735,368.01/358,622.10
  6. Step 6: Final answer
    x = 201,149.72

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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.