Home / 85,907.36-118,551.90-48,182.42

Finding the Fourth Proportional to 85,907.36, 118,551.90 and 48,182.42

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Solution

The fourth proportional to 85,907.36, 118,551.90 and 48,182.42 is: 66,491.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,907.36 : 118,551.90 = 48,182.42 : x
  2. Step 2: Convert to fraction form
    85,907.36/118,551.90 = 48,182.42/x
  3. Step 3: Cross multiply
    85,907.36x = 118,551.90 × 48,182.42
  4. Step 4: Simplify right side
    85,907.36x = 5,712,117,437.60
  5. Step 5: Solve for x
    x = 5,712,117,437.60/85,907.36
  6. Step 6: Final answer
    x = 66,491.60

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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.