Home / 358,048.30-537,089.28-118,183.15

Finding the Fourth Proportional to 358,048.30, 537,089.28 and 118,183.15

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Solution

The fourth proportional to 358,048.30, 537,089.28 and 118,183.15 is: 177,280.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,048.30 : 537,089.28 = 118,183.15 : x
  2. Step 2: Convert to fraction form
    358,048.30/537,089.28 = 118,183.15/x
  3. Step 3: Cross multiply
    358,048.30x = 537,089.28 × 118,183.15
  4. Step 4: Simplify right side
    358,048.30x = 63,474,903,834.59
  5. Step 5: Solve for x
    x = 63,474,903,834.59/358,048.30
  6. Step 6: Final answer
    x = 177,280.28

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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.