Home / 142,071.52-213,172.88-63,237.48

Finding the Fourth Proportional to 142,071.52, 213,172.88 and 63,237.48

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Solution

The fourth proportional to 142,071.52, 213,172.88 and 63,237.48 is: 94,885.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,071.52 : 213,172.88 = 63,237.48 : x
  2. Step 2: Convert to fraction form
    142,071.52/213,172.88 = 63,237.48/x
  3. Step 3: Cross multiply
    142,071.52x = 213,172.88 × 63,237.48
  4. Step 4: Simplify right side
    142,071.52x = 13,480,515,735.54
  5. Step 5: Solve for x
    x = 13,480,515,735.54/142,071.52
  6. Step 6: Final answer
    x = 94,885.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.