Home / 163,438.97-245,330.17-144,838.13

Finding the Fourth Proportional to 163,438.97, 245,330.17 and 144,838.13

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Solution

The fourth proportional to 163,438.97, 245,330.17 and 144,838.13 is: 217,409.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,438.97 : 245,330.17 = 144,838.13 : x
  2. Step 2: Convert to fraction form
    163,438.97/245,330.17 = 144,838.13/x
  3. Step 3: Cross multiply
    163,438.97x = 245,330.17 × 144,838.13
  4. Step 4: Simplify right side
    163,438.97x = 35,533,161,466.64
  5. Step 5: Solve for x
    x = 35,533,161,466.64/163,438.97
  6. Step 6: Final answer
    x = 217,409.36

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1.5x scale

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.