Home / 88,040.58-121,483.17-50,307.54

Finding the Fourth Proportional to 88,040.58, 121,483.17 and 50,307.54

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Solution

The fourth proportional to 88,040.58, 121,483.17 and 50,307.54 is: 69,417.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,040.58 : 121,483.17 = 50,307.54 : x
  2. Step 2: Convert to fraction form
    88,040.58/121,483.17 = 50,307.54/x
  3. Step 3: Cross multiply
    88,040.58x = 121,483.17 × 50,307.54
  4. Step 4: Simplify right side
    88,040.58x = 6,111,519,434.10
  5. Step 5: Solve for x
    x = 6,111,519,434.10/88,040.58
  6. Step 6: Final answer
    x = 69,417.07

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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.