Home / 238,069.99-328,535.67-130,641.85

Finding the Fourth Proportional to 238,069.99, 328,535.67 and 130,641.85

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Solution

The fourth proportional to 238,069.99, 328,535.67 and 130,641.85 is: 180,285.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,069.99 : 328,535.67 = 130,641.85 : x
  2. Step 2: Convert to fraction form
    238,069.99/328,535.67 = 130,641.85/x
  3. Step 3: Cross multiply
    238,069.99x = 328,535.67 × 130,641.85
  4. Step 4: Simplify right side
    238,069.99x = 42,920,507,719.79
  5. Step 5: Solve for x
    x = 42,920,507,719.79/238,069.99
  6. Step 6: Final answer
    x = 180,285.25

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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.