Home / 163,048.48-225,009.23-98,508.74

Finding the Fourth Proportional to 163,048.48, 225,009.23 and 98,508.74

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Solution

The fourth proportional to 163,048.48, 225,009.23 and 98,508.74 is: 135,943.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,048.48 : 225,009.23 = 98,508.74 : x
  2. Step 2: Convert to fraction form
    163,048.48/225,009.23 = 98,508.74/x
  3. Step 3: Cross multiply
    163,048.48x = 225,009.23 × 98,508.74
  4. Step 4: Simplify right side
    163,048.48x = 22,165,376,748.60
  5. Step 5: Solve for x
    x = 22,165,376,748.60/163,048.48
  6. Step 6: Final answer
    x = 135,943.47

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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.