Home / 163,429.50-225,559.48-136,162.36

Finding the Fourth Proportional to 163,429.50, 225,559.48 and 136,162.36

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Solution

The fourth proportional to 163,429.50, 225,559.48 and 136,162.36 is: 187,926.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,429.50 : 225,559.48 = 136,162.36 : x
  2. Step 2: Convert to fraction form
    163,429.50/225,559.48 = 136,162.36/x
  3. Step 3: Cross multiply
    163,429.50x = 225,559.48 × 136,162.36
  4. Step 4: Simplify right side
    163,429.50x = 30,712,711,117.17
  5. Step 5: Solve for x
    x = 30,712,711,117.17/163,429.50
  6. Step 6: Final answer
    x = 187,926.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.