Home / 568,585.81-852,875.27-142,119.50

Finding the Fourth Proportional to 568,585.81, 852,875.27 and 142,119.50

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Solution

The fourth proportional to 568,585.81, 852,875.27 and 142,119.50 is: 213,178.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,585.81 : 852,875.27 = 142,119.50 : x
  2. Step 2: Convert to fraction form
    568,585.81/852,875.27 = 142,119.50/x
  3. Step 3: Cross multiply
    568,585.81x = 852,875.27 × 142,119.50
  4. Step 4: Simplify right side
    568,585.81x = 121,210,201,959.79
  5. Step 5: Solve for x
    x = 121,210,201,959.79/568,585.81
  6. Step 6: Final answer
    x = 213,178.38

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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.