Home / 163,977.79-245,966.73-126,592.44

Finding the Fourth Proportional to 163,977.79, 245,966.73 and 126,592.44

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Solution

The fourth proportional to 163,977.79, 245,966.73 and 126,592.44 is: 189,888.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,977.79 : 245,966.73 = 126,592.44 : x
  2. Step 2: Convert to fraction form
    163,977.79/245,966.73 = 126,592.44/x
  3. Step 3: Cross multiply
    163,977.79x = 245,966.73 × 126,592.44
  4. Step 4: Simplify right side
    163,977.79x = 31,137,528,509.52
  5. Step 5: Solve for x
    x = 31,137,528,509.52/163,977.79
  6. Step 6: Final answer
    x = 189,888.69

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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.