Home / 212,669.04-293,483.56-115,872.40

Finding the Fourth Proportional to 212,669.04, 293,483.56 and 115,872.40

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Solution

The fourth proportional to 212,669.04, 293,483.56 and 115,872.40 is: 159,904.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,669.04 : 293,483.56 = 115,872.40 : x
  2. Step 2: Convert to fraction form
    212,669.04/293,483.56 = 115,872.40/x
  3. Step 3: Cross multiply
    212,669.04x = 293,483.56 × 115,872.40
  4. Step 4: Simplify right side
    212,669.04x = 34,006,644,457.74
  5. Step 5: Solve for x
    x = 34,006,644,457.74/212,669.04
  6. Step 6: Final answer
    x = 159,904.07

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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.