Home / 75,465.07-104,137.55-45,235.26

Finding the Fourth Proportional to 75,465.07, 104,137.55 and 45,235.26

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Solution

The fourth proportional to 75,465.07, 104,137.55 and 45,235.26 is: 62,422.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,465.07 : 104,137.55 = 45,235.26 : x
  2. Step 2: Convert to fraction form
    75,465.07/104,137.55 = 45,235.26/x
  3. Step 3: Cross multiply
    75,465.07x = 104,137.55 × 45,235.26
  4. Step 4: Simplify right side
    75,465.07x = 4,710,689,150.01
  5. Step 5: Solve for x
    x = 4,710,689,150.01/75,465.07
  6. Step 6: Final answer
    x = 62,422.11

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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.