Home / 162,417.16-224,140.62-90,800.20

Finding the Fourth Proportional to 162,417.16, 224,140.62 and 90,800.20

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Solution

The fourth proportional to 162,417.16, 224,140.62 and 90,800.20 is: 125,307.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,417.16 : 224,140.62 = 90,800.20 : x
  2. Step 2: Convert to fraction form
    162,417.16/224,140.62 = 90,800.20/x
  3. Step 3: Cross multiply
    162,417.16x = 224,140.62 × 90,800.20
  4. Step 4: Simplify right side
    162,417.16x = 20,352,013,124.12
  5. Step 5: Solve for x
    x = 20,352,013,124.12/162,417.16
  6. Step 6: Final answer
    x = 125,307.04

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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.