Home / 119,252.95-178,885.55-30,507.22

Finding the Fourth Proportional to 119,252.95, 178,885.55 and 30,507.22

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Solution

The fourth proportional to 119,252.95, 178,885.55 and 30,507.22 is: 45,762.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,252.95 : 178,885.55 = 30,507.22 : x
  2. Step 2: Convert to fraction form
    119,252.95/178,885.55 = 30,507.22/x
  3. Step 3: Cross multiply
    119,252.95x = 178,885.55 × 30,507.22
  4. Step 4: Simplify right side
    119,252.95x = 5,457,300,828.67
  5. Step 5: Solve for x
    x = 5,457,300,828.67/119,252.95
  6. Step 6: Final answer
    x = 45,762.40

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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.