Home / 212,156.68-292,783.70-116,670.60

Finding the Fourth Proportional to 212,156.68, 292,783.70 and 116,670.60

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Solution

The fourth proportional to 212,156.68, 292,783.70 and 116,670.60 is: 161,009.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,156.68 : 292,783.70 = 116,670.60 : x
  2. Step 2: Convert to fraction form
    212,156.68/292,783.70 = 116,670.60/x
  3. Step 3: Cross multiply
    212,156.68x = 292,783.70 × 116,670.60
  4. Step 4: Simplify right side
    212,156.68x = 34,159,249,949.22
  5. Step 5: Solve for x
    x = 34,159,249,949.22/212,156.68
  6. Step 6: Final answer
    x = 161,009.54

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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.