Home / 88,026.34-121,472.96-47,739.36

Finding the Fourth Proportional to 88,026.34, 121,472.96 and 47,739.36

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Solution

The fourth proportional to 88,026.34, 121,472.96 and 47,739.36 is: 65,878.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,026.34 : 121,472.96 = 47,739.36 : x
  2. Step 2: Convert to fraction form
    88,026.34/121,472.96 = 47,739.36/x
  3. Step 3: Cross multiply
    88,026.34x = 121,472.96 × 47,739.36
  4. Step 4: Simplify right side
    88,026.34x = 5,799,041,367.71
  5. Step 5: Solve for x
    x = 5,799,041,367.71/88,026.34
  6. Step 6: Final answer
    x = 65,878.48

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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.