Home / 155,148.74-232,718.46-42,835.82

Finding the Fourth Proportional to 155,148.74, 232,718.46 and 42,835.82

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Solution

The fourth proportional to 155,148.74, 232,718.46 and 42,835.82 is: 64,252.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,148.74 : 232,718.46 = 42,835.82 : x
  2. Step 2: Convert to fraction form
    155,148.74/232,718.46 = 42,835.82/x
  3. Step 3: Cross multiply
    155,148.74x = 232,718.46 × 42,835.82
  4. Step 4: Simplify right side
    155,148.74x = 9,968,684,899.64
  5. Step 5: Solve for x
    x = 9,968,684,899.64/155,148.74
  6. Step 6: Final answer
    x = 64,252.44

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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.