Home / 212,101.63-292,697.62-116,607.49

Finding the Fourth Proportional to 212,101.63, 292,697.62 and 116,607.49

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Solution

The fourth proportional to 212,101.63, 292,697.62 and 116,607.49 is: 160,916.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,101.63 : 292,697.62 = 116,607.49 : x
  2. Step 2: Convert to fraction form
    212,101.63/292,697.62 = 116,607.49/x
  3. Step 3: Cross multiply
    212,101.63x = 292,697.62 × 116,607.49
  4. Step 4: Simplify right side
    212,101.63x = 34,130,734,797.17
  5. Step 5: Solve for x
    x = 34,130,734,797.17/212,101.63
  6. Step 6: Final answer
    x = 160,916.89

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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.