Home / 86,468.18-119,307.94-52,494.55

Finding the Fourth Proportional to 86,468.18, 119,307.94 and 52,494.55

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Solution

The fourth proportional to 86,468.18, 119,307.94 and 52,494.55 is: 72,431.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,468.18 : 119,307.94 = 52,494.55 : x
  2. Step 2: Convert to fraction form
    86,468.18/119,307.94 = 52,494.55/x
  3. Step 3: Cross multiply
    86,468.18x = 119,307.94 × 52,494.55
  4. Step 4: Simplify right side
    86,468.18x = 6,263,016,192.22
  5. Step 5: Solve for x
    x = 6,263,016,192.22/86,468.18
  6. Step 6: Final answer
    x = 72,431.46

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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.