Home / 125,733.95-173,509.39-69,145.32

Finding the Fourth Proportional to 125,733.95, 173,509.39 and 69,145.32

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Solution

The fourth proportional to 125,733.95, 173,509.39 and 69,145.32 is: 95,418.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,733.95 : 173,509.39 = 69,145.32 : x
  2. Step 2: Convert to fraction form
    125,733.95/173,509.39 = 69,145.32/x
  3. Step 3: Cross multiply
    125,733.95x = 173,509.39 × 69,145.32
  4. Step 4: Simplify right side
    125,733.95x = 11,997,362,294.55
  5. Step 5: Solve for x
    x = 11,997,362,294.55/125,733.95
  6. Step 6: Final answer
    x = 95,418.64

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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.