Home / 163,077.32-225,010.76-157,701.39

Finding the Fourth Proportional to 163,077.32, 225,010.76 and 157,701.39

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Solution

The fourth proportional to 163,077.32, 225,010.76 and 157,701.39 is: 217,593.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,077.32 : 225,010.76 = 157,701.39 : x
  2. Step 2: Convert to fraction form
    163,077.32/225,010.76 = 157,701.39/x
  3. Step 3: Cross multiply
    163,077.32x = 225,010.76 × 157,701.39
  4. Step 4: Simplify right side
    163,077.32x = 35,484,508,828.45
  5. Step 5: Solve for x
    x = 35,484,508,828.45/163,077.32
  6. Step 6: Final answer
    x = 217,593.16

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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.