Home / 88,241.69-121,711.95-58,017.35

Finding the Fourth Proportional to 88,241.69, 121,711.95 and 58,017.35

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Solution

The fourth proportional to 88,241.69, 121,711.95 and 58,017.35 is: 80,023.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,241.69 : 121,711.95 = 58,017.35 : x
  2. Step 2: Convert to fraction form
    88,241.69/121,711.95 = 58,017.35/x
  3. Step 3: Cross multiply
    88,241.69x = 121,711.95 × 58,017.35
  4. Step 4: Simplify right side
    88,241.69x = 7,061,404,193.77
  5. Step 5: Solve for x
    x = 7,061,404,193.77/88,241.69
  6. Step 6: Final answer
    x = 80,023.45

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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.