Home / 163,725.10-245,587.65-144,042.10

Finding the Fourth Proportional to 163,725.10, 245,587.65 and 144,042.10

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Solution

The fourth proportional to 163,725.10, 245,587.65 and 144,042.10 is: 216,063.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,725.10 : 245,587.65 = 144,042.10 : x
  2. Step 2: Convert to fraction form
    163,725.10/245,587.65 = 144,042.10/x
  3. Step 3: Cross multiply
    163,725.10x = 245,587.65 × 144,042.10
  4. Step 4: Simplify right side
    163,725.10x = 35,374,960,840.07
  5. Step 5: Solve for x
    x = 35,374,960,840.07/163,725.10
  6. Step 6: Final answer
    x = 216,063.15

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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.