Home / 66,334.95-91,386.50-46,157.18

Finding the Fourth Proportional to 66,334.95, 91,386.50 and 46,157.18

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Solution

The fourth proportional to 66,334.95, 91,386.50 and 46,157.18 is: 63,588.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,334.95 : 91,386.50 = 46,157.18 : x
  2. Step 2: Convert to fraction form
    66,334.95/91,386.50 = 46,157.18/x
  3. Step 3: Cross multiply
    66,334.95x = 91,386.50 × 46,157.18
  4. Step 4: Simplify right side
    66,334.95x = 4,218,142,442.35
  5. Step 5: Solve for x
    x = 4,218,142,442.35/66,334.95
  6. Step 6: Final answer
    x = 63,588.54

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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.