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Finding the Fourth Proportional to 146,708.88, 202,458.87 and 83,058.93

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Solution

The fourth proportional to 146,708.88, 202,458.87 and 83,058.93 is: 114,621.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,708.88 : 202,458.87 = 83,058.93 : x
  2. Step 2: Convert to fraction form
    146,708.88/202,458.87 = 83,058.93/x
  3. Step 3: Cross multiply
    146,708.88x = 202,458.87 × 83,058.93
  4. Step 4: Simplify right side
    146,708.88x = 16,816,017,111.21
  5. Step 5: Solve for x
    x = 16,816,017,111.21/146,708.88
  6. Step 6: Final answer
    x = 114,621.67

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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.