Home / 163,934.10-245,901.15-146,219.40

Finding the Fourth Proportional to 163,934.10, 245,901.15 and 146,219.40

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Solution

The fourth proportional to 163,934.10, 245,901.15 and 146,219.40 is: 219,329.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,934.10 : 245,901.15 = 146,219.40 : x
  2. Step 2: Convert to fraction form
    163,934.10/245,901.15 = 146,219.40/x
  3. Step 3: Cross multiply
    163,934.10x = 245,901.15 × 146,219.40
  4. Step 4: Simplify right side
    163,934.10x = 35,955,518,612.31
  5. Step 5: Solve for x
    x = 35,955,518,612.31/163,934.10
  6. Step 6: Final answer
    x = 219,329.10

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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.