Home / 142,277.08-213,415.62-48,783.64

Finding the Fourth Proportional to 142,277.08, 213,415.62 and 48,783.64

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Solution

The fourth proportional to 142,277.08, 213,415.62 and 48,783.64 is: 73,175.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,277.08 : 213,415.62 = 48,783.64 : x
  2. Step 2: Convert to fraction form
    142,277.08/213,415.62 = 48,783.64/x
  3. Step 3: Cross multiply
    142,277.08x = 213,415.62 × 48,783.64
  4. Step 4: Simplify right side
    142,277.08x = 10,411,190,776.46
  5. Step 5: Solve for x
    x = 10,411,190,776.46/142,277.08
  6. Step 6: Final answer
    x = 73,175.46

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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.