Home / 63,323.28-87,386.81-34,642.32

Finding the Fourth Proportional to 63,323.28, 87,386.81 and 34,642.32

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Solution

The fourth proportional to 63,323.28, 87,386.81 and 34,642.32 is: 47,806.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,323.28 : 87,386.81 = 34,642.32 : x
  2. Step 2: Convert to fraction form
    63,323.28/87,386.81 = 34,642.32/x
  3. Step 3: Cross multiply
    63,323.28x = 87,386.81 × 34,642.32
  4. Step 4: Simplify right side
    63,323.28x = 3,027,281,662.59
  5. Step 5: Solve for x
    x = 3,027,281,662.59/63,323.28
  6. Step 6: Final answer
    x = 47,806.77

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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.