Home / 183,585.02-253,346.74-103,012.90

Finding the Fourth Proportional to 183,585.02, 253,346.74 and 103,012.90

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Solution

The fourth proportional to 183,585.02, 253,346.74 and 103,012.90 is: 142,157.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,585.02 : 253,346.74 = 103,012.90 : x
  2. Step 2: Convert to fraction form
    183,585.02/253,346.74 = 103,012.90/x
  3. Step 3: Cross multiply
    183,585.02x = 253,346.74 × 103,012.90
  4. Step 4: Simplify right side
    183,585.02x = 26,097,981,502.05
  5. Step 5: Solve for x
    x = 26,097,981,502.05/183,585.02
  6. Step 6: Final answer
    x = 142,157.47

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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.