Home / 163,719.68-245,578.71-141,464.93

Finding the Fourth Proportional to 163,719.68, 245,578.71 and 141,464.93

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Solution

The fourth proportional to 163,719.68, 245,578.71 and 141,464.93 is: 212,196.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,719.68 : 245,578.71 = 141,464.93 : x
  2. Step 2: Convert to fraction form
    163,719.68/245,578.71 = 141,464.93/x
  3. Step 3: Cross multiply
    163,719.68x = 245,578.71 × 141,464.93
  4. Step 4: Simplify right side
    163,719.68x = 34,740,775,019.64
  5. Step 5: Solve for x
    x = 34,740,775,019.64/163,719.68
  6. Step 6: Final answer
    x = 212,196.70

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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.