Home / 201,913.10-302,869.65-162,547.10

Finding the Fourth Proportional to 201,913.10, 302,869.65 and 162,547.10

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Solution

The fourth proportional to 201,913.10, 302,869.65 and 162,547.10 is: 243,820.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,913.10 : 302,869.65 = 162,547.10 : x
  2. Step 2: Convert to fraction form
    201,913.10/302,869.65 = 162,547.10/x
  3. Step 3: Cross multiply
    201,913.10x = 302,869.65 × 162,547.10
  4. Step 4: Simplify right side
    201,913.10x = 49,230,583,285.52
  5. Step 5: Solve for x
    x = 49,230,583,285.52/201,913.10
  6. Step 6: Final answer
    x = 243,820.65

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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.