Home / 142,334.16-213,477.03-47,553.60

Finding the Fourth Proportional to 142,334.16, 213,477.03 and 47,553.60

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Solution

The fourth proportional to 142,334.16, 213,477.03 and 47,553.60 is: 71,322.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,334.16 : 213,477.03 = 47,553.60 : x
  2. Step 2: Convert to fraction form
    142,334.16/213,477.03 = 47,553.60/x
  3. Step 3: Cross multiply
    142,334.16x = 213,477.03 × 47,553.60
  4. Step 4: Simplify right side
    142,334.16x = 10,151,601,293.81
  5. Step 5: Solve for x
    x = 10,151,601,293.81/142,334.16
  6. Step 6: Final answer
    x = 71,322.31

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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.