Home / 212,064.32-292,649.08-116,571.60

Finding the Fourth Proportional to 212,064.32, 292,649.08 and 116,571.60

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Solution

The fourth proportional to 212,064.32, 292,649.08 and 116,571.60 is: 160,868.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,064.32 : 292,649.08 = 116,571.60 : x
  2. Step 2: Convert to fraction form
    212,064.32/292,649.08 = 116,571.60/x
  3. Step 3: Cross multiply
    212,064.32x = 292,649.08 × 116,571.60
  4. Step 4: Simplify right side
    212,064.32x = 34,114,571,494.13
  5. Step 5: Solve for x
    x = 34,114,571,494.13/212,064.32
  6. Step 6: Final answer
    x = 160,868.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.