Home / 77,464.16-106,997.98-63,901.35

Finding the Fourth Proportional to 77,464.16, 106,997.98 and 63,901.35

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Solution

The fourth proportional to 77,464.16, 106,997.98 and 63,901.35 is: 88,264.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,464.16 : 106,997.98 = 63,901.35 : x
  2. Step 2: Convert to fraction form
    77,464.16/106,997.98 = 63,901.35/x
  3. Step 3: Cross multiply
    77,464.16x = 106,997.98 × 63,901.35
  4. Step 4: Simplify right side
    77,464.16x = 6,837,315,209.52
  5. Step 5: Solve for x
    x = 6,837,315,209.52/77,464.16
  6. Step 6: Final answer
    x = 88,264.24

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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.