Home / 142,485.14-213,596.48-63,556.31

Finding the Fourth Proportional to 142,485.14, 213,596.48 and 63,556.31

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Solution

The fourth proportional to 142,485.14, 213,596.48 and 63,556.31 is: 95,275.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,485.14 : 213,596.48 = 63,556.31 : x
  2. Step 2: Convert to fraction form
    142,485.14/213,596.48 = 63,556.31/x
  3. Step 3: Cross multiply
    142,485.14x = 213,596.48 × 63,556.31
  4. Step 4: Simplify right side
    142,485.14x = 13,575,403,188.70
  5. Step 5: Solve for x
    x = 13,575,403,188.70/142,485.14
  6. Step 6: Final answer
    x = 95,275.93

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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.