Home / 85,289.32-117,699.38-47,048.01

Finding the Fourth Proportional to 85,289.32, 117,699.38 and 47,048.01

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Solution

The fourth proportional to 85,289.32, 117,699.38 and 47,048.01 is: 64,926.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,289.32 : 117,699.38 = 47,048.01 : x
  2. Step 2: Convert to fraction form
    85,289.32/117,699.38 = 47,048.01/x
  3. Step 3: Cross multiply
    85,289.32x = 117,699.38 × 47,048.01
  4. Step 4: Simplify right side
    85,289.32x = 5,537,521,607.23
  5. Step 5: Solve for x
    x = 5,537,521,607.23/85,289.32
  6. Step 6: Final answer
    x = 64,926.32

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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.