Home / 105,055.00-144,988.04-58,492.55

Finding the Fourth Proportional to 105,055.00, 144,988.04 and 58,492.55

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Solution

The fourth proportional to 105,055.00, 144,988.04 and 58,492.55 is: 80,726.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,055.00 : 144,988.04 = 58,492.55 : x
  2. Step 2: Convert to fraction form
    105,055.00/144,988.04 = 58,492.55/x
  3. Step 3: Cross multiply
    105,055.00x = 144,988.04 × 58,492.55
  4. Step 4: Simplify right side
    105,055.00x = 8,480,720,687.80
  5. Step 5: Solve for x
    x = 8,480,720,687.80/105,055.00
  6. Step 6: Final answer
    x = 80,726.49

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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.