Home / 357,764.49-536,313.18-120,941.55

Finding the Fourth Proportional to 357,764.49, 536,313.18 and 120,941.55

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Solution

The fourth proportional to 357,764.49, 536,313.18 and 120,941.55 is: 181,299.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,764.49 : 536,313.18 = 120,941.55 : x
  2. Step 2: Convert to fraction form
    357,764.49/536,313.18 = 120,941.55/x
  3. Step 3: Cross multiply
    357,764.49x = 536,313.18 × 120,941.55
  4. Step 4: Simplify right side
    357,764.49x = 64,862,547,274.63
  5. Step 5: Solve for x
    x = 64,862,547,274.63/357,764.49
  6. Step 6: Final answer
    x = 181,299.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.