Home / 112,349.08-155,040.78-62,047

Finding the Fourth Proportional to 112,349.08, 155,040.78 and 62,047

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Solution

The fourth proportional to 112,349.08, 155,040.78 and 62,047 is: 85,624.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,349.08 : 155,040.78 = 62,047 : x
  2. Step 2: Convert to fraction form
    112,349.08/155,040.78 = 62,047/x
  3. Step 3: Cross multiply
    112,349.08x = 155,040.78 × 62,047
  4. Step 4: Simplify right side
    112,349.08x = 9,619,815,276.66
  5. Step 5: Solve for x
    x = 9,619,815,276.66/112,349.08
  6. Step 6: Final answer
    x = 85,624.34

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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.