Home / 103,220.02-142,446.48-62,924.56

Finding the Fourth Proportional to 103,220.02, 142,446.48 and 62,924.56

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Solution

The fourth proportional to 103,220.02, 142,446.48 and 62,924.56 is: 86,837.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,220.02 : 142,446.48 = 62,924.56 : x
  2. Step 2: Convert to fraction form
    103,220.02/142,446.48 = 62,924.56/x
  3. Step 3: Cross multiply
    103,220.02x = 142,446.48 × 62,924.56
  4. Step 4: Simplify right side
    103,220.02x = 8,963,382,077.55
  5. Step 5: Solve for x
    x = 8,963,382,077.55/103,220.02
  6. Step 6: Final answer
    x = 86,837.63

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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.