Home / 63,131.04-87,119.52-34,449.36

Finding the Fourth Proportional to 63,131.04, 87,119.52 and 34,449.36

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Solution

The fourth proportional to 63,131.04, 87,119.52 and 34,449.36 is: 47,539.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,131.04 : 87,119.52 = 34,449.36 : x
  2. Step 2: Convert to fraction form
    63,131.04/87,119.52 = 34,449.36/x
  3. Step 3: Cross multiply
    63,131.04x = 87,119.52 × 34,449.36
  4. Step 4: Simplify right side
    63,131.04x = 3,001,211,707.51
  5. Step 5: Solve for x
    x = 3,001,211,707.51/63,131.04
  6. Step 6: Final answer
    x = 47,539.40

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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.