Home / 85,273.16-117,675.38-47,036.30

Finding the Fourth Proportional to 85,273.16, 117,675.38 and 47,036.30

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Solution

The fourth proportional to 85,273.16, 117,675.38 and 47,036.30 is: 64,909.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,273.16 : 117,675.38 = 47,036.30 : x
  2. Step 2: Convert to fraction form
    85,273.16/117,675.38 = 47,036.30/x
  3. Step 3: Cross multiply
    85,273.16x = 117,675.38 × 47,036.30
  4. Step 4: Simplify right side
    85,273.16x = 5,535,014,005.51
  5. Step 5: Solve for x
    x = 5,535,014,005.51/85,273.16
  6. Step 6: Final answer
    x = 64,909.22

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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.