Home / 88,254.59-121,790.76-50,536.13

Finding the Fourth Proportional to 88,254.59, 121,790.76 and 50,536.13

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Solution

The fourth proportional to 88,254.59, 121,790.76 and 50,536.13 is: 69,739.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,254.59 : 121,790.76 = 50,536.13 : x
  2. Step 2: Convert to fraction form
    88,254.59/121,790.76 = 50,536.13/x
  3. Step 3: Cross multiply
    88,254.59x = 121,790.76 × 50,536.13
  4. Step 4: Simplify right side
    88,254.59x = 6,154,832,881.69
  5. Step 5: Solve for x
    x = 6,154,832,881.69/88,254.59
  6. Step 6: Final answer
    x = 69,739.53

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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.