Home / 212,072.16-292,666.32-116,582.88

Finding the Fourth Proportional to 212,072.16, 292,666.32 and 116,582.88

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Solution

The fourth proportional to 212,072.16, 292,666.32 and 116,582.88 is: 160,888.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,072.16 : 292,666.32 = 116,582.88 : x
  2. Step 2: Convert to fraction form
    212,072.16/292,666.32 = 116,582.88/x
  3. Step 3: Cross multiply
    212,072.16x = 292,666.32 × 116,582.88
  4. Step 4: Simplify right side
    212,072.16x = 34,119,882,464.60
  5. Step 5: Solve for x
    x = 34,119,882,464.60/212,072.16
  6. Step 6: Final answer
    x = 160,888.08

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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.