Home / 105,415.13-145,476.33-60,092.29

Finding the Fourth Proportional to 105,415.13, 145,476.33 and 60,092.29

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Solution

The fourth proportional to 105,415.13, 145,476.33 and 60,092.29 is: 82,929.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,415.13 : 145,476.33 = 60,092.29 : x
  2. Step 2: Convert to fraction form
    105,415.13/145,476.33 = 60,092.29/x
  3. Step 3: Cross multiply
    105,415.13x = 145,476.33 × 60,092.29
  4. Step 4: Simplify right side
    105,415.13x = 8,742,005,810.50
  5. Step 5: Solve for x
    x = 8,742,005,810.50/105,415.13
  6. Step 6: Final answer
    x = 82,929.33

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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.