Home / 212,802.73-293,669.80-117,312.84

Finding the Fourth Proportional to 212,802.73, 293,669.80 and 117,312.84

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Solution

The fourth proportional to 212,802.73, 293,669.80 and 117,312.84 is: 161,892.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,802.73 : 293,669.80 = 117,312.84 : x
  2. Step 2: Convert to fraction form
    212,802.73/293,669.80 = 117,312.84/x
  3. Step 3: Cross multiply
    212,802.73x = 293,669.80 × 117,312.84
  4. Step 4: Simplify right side
    212,802.73x = 34,451,237,966.95
  5. Step 5: Solve for x
    x = 34,451,237,966.95/212,802.73
  6. Step 6: Final answer
    x = 161,892.84

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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.