Home / 88,776.82-122,515.65-51,051.07

Finding the Fourth Proportional to 88,776.82, 122,515.65 and 51,051.07

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Solution

The fourth proportional to 88,776.82, 122,515.65 and 51,051.07 is: 70,452.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,776.82 : 122,515.65 = 51,051.07 : x
  2. Step 2: Convert to fraction form
    88,776.82/122,515.65 = 51,051.07/x
  3. Step 3: Cross multiply
    88,776.82x = 122,515.65 × 51,051.07
  4. Step 4: Simplify right side
    88,776.82x = 6,254,555,024.25
  5. Step 5: Solve for x
    x = 6,254,555,024.25/88,776.82
  6. Step 6: Final answer
    x = 70,452.57

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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.