Home / 105,800.25-146,004.36-60,479.23

Finding the Fourth Proportional to 105,800.25, 146,004.36 and 60,479.23

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Solution

The fourth proportional to 105,800.25, 146,004.36 and 60,479.23 is: 83,461.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,800.25 : 146,004.36 = 60,479.23 : x
  2. Step 2: Convert to fraction form
    105,800.25/146,004.36 = 60,479.23/x
  3. Step 3: Cross multiply
    105,800.25x = 146,004.36 × 60,479.23
  4. Step 4: Simplify right side
    105,800.25x = 8,830,231,872.32
  5. Step 5: Solve for x
    x = 8,830,231,872.32/105,800.25
  6. Step 6: Final answer
    x = 83,461.35

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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.