Home / 86,084.08-118,762.74-63,476.56

Finding the Fourth Proportional to 86,084.08, 118,762.74 and 63,476.56

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Solution

The fourth proportional to 86,084.08, 118,762.74 and 63,476.56 is: 87,573.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,084.08 : 118,762.74 = 63,476.56 : x
  2. Step 2: Convert to fraction form
    86,084.08/118,762.74 = 63,476.56/x
  3. Step 3: Cross multiply
    86,084.08x = 118,762.74 × 63,476.56
  4. Step 4: Simplify right side
    86,084.08x = 7,538,650,191.37
  5. Step 5: Solve for x
    x = 7,538,650,191.37/86,084.08
  6. Step 6: Final answer
    x = 87,573.11

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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.