Home / 53,752.03-73,931.20-43,118.35

Finding the Fourth Proportional to 53,752.03, 73,931.20 and 43,118.35

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Solution

The fourth proportional to 53,752.03, 73,931.20 and 43,118.35 is: 59,305.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,752.03 : 73,931.20 = 43,118.35 : x
  2. Step 2: Convert to fraction form
    53,752.03/73,931.20 = 43,118.35/x
  3. Step 3: Cross multiply
    53,752.03x = 73,931.20 × 43,118.35
  4. Step 4: Simplify right side
    53,752.03x = 3,187,791,064.90
  5. Step 5: Solve for x
    x = 3,187,791,064.90/53,752.03
  6. Step 6: Final answer
    x = 59,305.50

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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.