Home / 162,513.15-224,266.85-90,893.12

Finding the Fourth Proportional to 162,513.15, 224,266.85 and 90,893.12

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Solution

The fourth proportional to 162,513.15, 224,266.85 and 90,893.12 is: 125,431.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,513.15 : 224,266.85 = 90,893.12 : x
  2. Step 2: Convert to fraction form
    162,513.15/224,266.85 = 90,893.12/x
  3. Step 3: Cross multiply
    162,513.15x = 224,266.85 × 90,893.12
  4. Step 4: Simplify right side
    162,513.15x = 20,384,312,587.74
  5. Step 5: Solve for x
    x = 20,384,312,587.74/162,513.15
  6. Step 6: Final answer
    x = 125,431.77

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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.