Home / 105,071.04-144,992.13-59,760.05

Finding the Fourth Proportional to 105,071.04, 144,992.13 and 59,760.05

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Solution

The fourth proportional to 105,071.04, 144,992.13 and 59,760.05 is: 82,465.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,071.04 : 144,992.13 = 59,760.05 : x
  2. Step 2: Convert to fraction form
    105,071.04/144,992.13 = 59,760.05/x
  3. Step 3: Cross multiply
    105,071.04x = 144,992.13 × 59,760.05
  4. Step 4: Simplify right side
    105,071.04x = 8,664,735,989.35
  5. Step 5: Solve for x
    x = 8,664,735,989.35/105,071.04
  6. Step 6: Final answer
    x = 82,465.50

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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.