Home / 179,637.83-247,888.86-103,103.08

Finding the Fourth Proportional to 179,637.83, 247,888.86 and 103,103.08

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Solution

The fourth proportional to 179,637.83, 247,888.86 and 103,103.08 is: 142,275.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,637.83 : 247,888.86 = 103,103.08 : x
  2. Step 2: Convert to fraction form
    179,637.83/247,888.86 = 103,103.08/x
  3. Step 3: Cross multiply
    179,637.83x = 247,888.86 × 103,103.08
  4. Step 4: Simplify right side
    179,637.83x = 25,558,103,957.33
  5. Step 5: Solve for x
    x = 25,558,103,957.33/179,637.83
  6. Step 6: Final answer
    x = 142,275.74

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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.