Home / 114,377.12-157,840.32-64,076.48

Finding the Fourth Proportional to 114,377.12, 157,840.32 and 64,076.48

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Solution

The fourth proportional to 114,377.12, 157,840.32 and 64,076.48 is: 88,425.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,377.12 : 157,840.32 = 64,076.48 : x
  2. Step 2: Convert to fraction form
    114,377.12/157,840.32 = 64,076.48/x
  3. Step 3: Cross multiply
    114,377.12x = 157,840.32 × 64,076.48
  4. Step 4: Simplify right side
    114,377.12x = 10,113,852,107.67
  5. Step 5: Solve for x
    x = 10,113,852,107.67/114,377.12
  6. Step 6: Final answer
    x = 88,425.48

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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.