Home / 142,866.32-214,278.42-37,692.68

Finding the Fourth Proportional to 142,866.32, 214,278.42 and 37,692.68

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Solution

The fourth proportional to 142,866.32, 214,278.42 and 37,692.68 is: 56,533.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,866.32 : 214,278.42 = 37,692.68 : x
  2. Step 2: Convert to fraction form
    142,866.32/214,278.42 = 37,692.68/x
  3. Step 3: Cross multiply
    142,866.32x = 214,278.42 × 37,692.68
  4. Step 4: Simplify right side
    142,866.32x = 8,076,727,915.97
  5. Step 5: Solve for x
    x = 8,076,727,915.97/142,866.32
  6. Step 6: Final answer
    x = 56,533.46

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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.