Home / 370,913.13-556,368.48-134,199.54

Finding the Fourth Proportional to 370,913.13, 556,368.48 and 134,199.54

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Solution

The fourth proportional to 370,913.13, 556,368.48 and 134,199.54 is: 201,298.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,913.13 : 556,368.48 = 134,199.54 : x
  2. Step 2: Convert to fraction form
    370,913.13/556,368.48 = 134,199.54/x
  3. Step 3: Cross multiply
    370,913.13x = 556,368.48 × 134,199.54
  4. Step 4: Simplify right side
    370,913.13x = 74,664,394,086.50
  5. Step 5: Solve for x
    x = 74,664,394,086.50/370,913.13
  6. Step 6: Final answer
    x = 201,298.87

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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.