Home / 85,030.90-117,350.31-46,798.09

Finding the Fourth Proportional to 85,030.90, 117,350.31 and 46,798.09

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Solution

The fourth proportional to 85,030.90, 117,350.31 and 46,798.09 is: 64,585.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,030.90 : 117,350.31 = 46,798.09 : x
  2. Step 2: Convert to fraction form
    85,030.90/117,350.31 = 46,798.09/x
  3. Step 3: Cross multiply
    85,030.90x = 117,350.31 × 46,798.09
  4. Step 4: Simplify right side
    85,030.90x = 5,491,770,368.91
  5. Step 5: Solve for x
    x = 5,491,770,368.91/85,030.90
  6. Step 6: Final answer
    x = 64,585.58

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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.