Home / 122,501.79-183,775.93-42,536.65

Finding the Fourth Proportional to 122,501.79, 183,775.93 and 42,536.65

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Solution

The fourth proportional to 122,501.79, 183,775.93 and 42,536.65 is: 63,813.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,501.79 : 183,775.93 = 42,536.65 : x
  2. Step 2: Convert to fraction form
    122,501.79/183,775.93 = 42,536.65/x
  3. Step 3: Cross multiply
    122,501.79x = 183,775.93 × 42,536.65
  4. Step 4: Simplify right side
    122,501.79x = 7,817,211,847.05
  5. Step 5: Solve for x
    x = 7,817,211,847.05/122,501.79
  6. Step 6: Final answer
    x = 63,813.04

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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.