Home / 113,833.08-157,110.84-65,463.32

Finding the Fourth Proportional to 113,833.08, 157,110.84 and 65,463.32

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Solution

The fourth proportional to 113,833.08, 157,110.84 and 65,463.32 is: 90,351.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,833.08 : 157,110.84 = 65,463.32 : x
  2. Step 2: Convert to fraction form
    113,833.08/157,110.84 = 65,463.32/x
  3. Step 3: Cross multiply
    113,833.08x = 157,110.84 × 65,463.32
  4. Step 4: Simplify right side
    113,833.08x = 10,284,997,587.17
  5. Step 5: Solve for x
    x = 10,284,997,587.17/113,833.08
  6. Step 6: Final answer
    x = 90,351.57

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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.