Home / 303,521.18-455,282.85-93,159.14

Finding the Fourth Proportional to 303,521.18, 455,282.85 and 93,159.14

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Solution

The fourth proportional to 303,521.18, 455,282.85 and 93,159.14 is: 139,739.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,521.18 : 455,282.85 = 93,159.14 : x
  2. Step 2: Convert to fraction form
    303,521.18/455,282.85 = 93,159.14/x
  3. Step 3: Cross multiply
    303,521.18x = 455,282.85 × 93,159.14
  4. Step 4: Simplify right side
    303,521.18x = 42,413,758,762.75
  5. Step 5: Solve for x
    x = 42,413,758,762.75/303,521.18
  6. Step 6: Final answer
    x = 139,739.04

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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.