Home / 61,907.08-85,433.52-36,415.30

Finding the Fourth Proportional to 61,907.08, 85,433.52 and 36,415.30

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Solution

The fourth proportional to 61,907.08, 85,433.52 and 36,415.30 is: 50,254.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,907.08 : 85,433.52 = 36,415.30 : x
  2. Step 2: Convert to fraction form
    61,907.08/85,433.52 = 36,415.30/x
  3. Step 3: Cross multiply
    61,907.08x = 85,433.52 × 36,415.30
  4. Step 4: Simplify right side
    61,907.08x = 3,111,087,260.86
  5. Step 5: Solve for x
    x = 3,111,087,260.86/61,907.08
  6. Step 6: Final answer
    x = 50,254.14

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1.5x scale

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.