Home / 88,259.68-121,798.88-47,973.76

Finding the Fourth Proportional to 88,259.68, 121,798.88 and 47,973.76

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Solution

The fourth proportional to 88,259.68, 121,798.88 and 47,973.76 is: 66,204.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,259.68 : 121,798.88 = 47,973.76 : x
  2. Step 2: Convert to fraction form
    88,259.68/121,798.88 = 47,973.76/x
  3. Step 3: Cross multiply
    88,259.68x = 121,798.88 × 47,973.76
  4. Step 4: Simplify right side
    88,259.68x = 5,843,150,237.39
  5. Step 5: Solve for x
    x = 5,843,150,237.39/88,259.68
  6. Step 6: Final answer
    x = 66,204.07

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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.