Home / 60,742.35-83,788.36-47,292.30

Finding the Fourth Proportional to 60,742.35, 83,788.36 and 47,292.30

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Solution

The fourth proportional to 60,742.35, 83,788.36 and 47,292.30 is: 65,235.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,742.35 : 83,788.36 = 47,292.30 : x
  2. Step 2: Convert to fraction form
    60,742.35/83,788.36 = 47,292.30/x
  3. Step 3: Cross multiply
    60,742.35x = 83,788.36 × 47,292.30
  4. Step 4: Simplify right side
    60,742.35x = 3,962,544,139.40
  5. Step 5: Solve for x
    x = 3,962,544,139.40/60,742.35
  6. Step 6: Final answer
    x = 65,235.28

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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.