Home / 105,055.25-144,970.36-59,726.84

Finding the Fourth Proportional to 105,055.25, 144,970.36 and 59,726.84

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Solution

The fourth proportional to 105,055.25, 144,970.36 and 59,726.84 is: 82,419.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,055.25 : 144,970.36 = 59,726.84 : x
  2. Step 2: Convert to fraction form
    105,055.25/144,970.36 = 59,726.84/x
  3. Step 3: Cross multiply
    105,055.25x = 144,970.36 × 59,726.84
  4. Step 4: Simplify right side
    105,055.25x = 8,658,620,622.29
  5. Step 5: Solve for x
    x = 8,658,620,622.29/105,055.25
  6. Step 6: Final answer
    x = 82,419.69

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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.