Home / 159,055.02-238,582.58-74,753.28

Finding the Fourth Proportional to 159,055.02, 238,582.58 and 74,753.28

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Solution

The fourth proportional to 159,055.02, 238,582.58 and 74,753.28 is: 112,129.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,055.02 : 238,582.58 = 74,753.28 : x
  2. Step 2: Convert to fraction form
    159,055.02/238,582.58 = 74,753.28/x
  3. Step 3: Cross multiply
    159,055.02x = 238,582.58 × 74,753.28
  4. Step 4: Simplify right side
    159,055.02x = 17,834,830,032.10
  5. Step 5: Solve for x
    x = 17,834,830,032.10/159,055.02
  6. Step 6: Final answer
    x = 112,129.94

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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.