Home / 77,032.08-106,281.72-45,202.32

Finding the Fourth Proportional to 77,032.08, 106,281.72 and 45,202.32

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Solution

The fourth proportional to 77,032.08, 106,281.72 and 45,202.32 is: 62,365.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,032.08 : 106,281.72 = 45,202.32 : x
  2. Step 2: Convert to fraction form
    77,032.08/106,281.72 = 45,202.32/x
  3. Step 3: Cross multiply
    77,032.08x = 106,281.72 × 45,202.32
  4. Step 4: Simplify right side
    77,032.08x = 4,804,180,317.59
  5. Step 5: Solve for x
    x = 4,804,180,317.59/77,032.08
  6. Step 6: Final answer
    x = 62,365.97

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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.