Home / 105,999.23-146,275.89-58,252.52

Finding the Fourth Proportional to 105,999.23, 146,275.89 and 58,252.52

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Solution

The fourth proportional to 105,999.23, 146,275.89 and 58,252.52 is: 80,386.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,999.23 : 146,275.89 = 58,252.52 : x
  2. Step 2: Convert to fraction form
    105,999.23/146,275.89 = 58,252.52/x
  3. Step 3: Cross multiply
    105,999.23x = 146,275.89 × 58,252.52
  4. Step 4: Simplify right side
    105,999.23x = 8,520,939,207.74
  5. Step 5: Solve for x
    x = 8,520,939,207.74/105,999.23
  6. Step 6: Final answer
    x = 80,386.80

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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.