Home / 105,526.40-158,264-35,387.52

Finding the Fourth Proportional to 105,526.40, 158,264 and 35,387.52

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Solution

The fourth proportional to 105,526.40, 158,264 and 35,387.52 is: 53,072.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,526.40 : 158,264 = 35,387.52 : x
  2. Step 2: Convert to fraction form
    105,526.40/158,264 = 35,387.52/x
  3. Step 3: Cross multiply
    105,526.40x = 158,264 × 35,387.52
  4. Step 4: Simplify right side
    105,526.40x = 5,600,570,465.28
  5. Step 5: Solve for x
    x = 5,600,570,465.28/105,526.40
  6. Step 6: Final answer
    x = 53,072.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.