Home / 145,940.04-201,397.52-82,277.69

Finding the Fourth Proportional to 145,940.04, 201,397.52 and 82,277.69

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Solution

The fourth proportional to 145,940.04, 201,397.52 and 82,277.69 is: 113,543.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,940.04 : 201,397.52 = 82,277.69 : x
  2. Step 2: Convert to fraction form
    145,940.04/201,397.52 = 82,277.69/x
  3. Step 3: Cross multiply
    145,940.04x = 201,397.52 × 82,277.69
  4. Step 4: Simplify right side
    145,940.04x = 16,570,521,916.04
  5. Step 5: Solve for x
    x = 16,570,521,916.04/145,940.04
  6. Step 6: Final answer
    x = 113,543.36

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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.