Home / 282,666.40-423,736-95,547.04

Finding the Fourth Proportional to 282,666.40, 423,736 and 95,547.04

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Solution

The fourth proportional to 282,666.40, 423,736 and 95,547.04 is: 143,231.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,666.40 : 423,736 = 95,547.04 : x
  2. Step 2: Convert to fraction form
    282,666.40/423,736 = 95,547.04/x
  3. Step 3: Cross multiply
    282,666.40x = 423,736 × 95,547.04
  4. Step 4: Simplify right side
    282,666.40x = 40,486,720,541.44
  5. Step 5: Solve for x
    x = 40,486,720,541.44/282,666.40
  6. Step 6: Final answer
    x = 143,231.46

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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.