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Finding the Fourth Proportional to 162,559.89, 224,332.98 and 90,941.11

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Solution

The fourth proportional to 162,559.89, 224,332.98 and 90,941.11 is: 125,498.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,559.89 : 224,332.98 = 90,941.11 : x
  2. Step 2: Convert to fraction form
    162,559.89/224,332.98 = 90,941.11/x
  3. Step 3: Cross multiply
    162,559.89x = 224,332.98 × 90,941.11
  4. Step 4: Simplify right side
    162,559.89x = 20,401,090,210.81
  5. Step 5: Solve for x
    x = 20,401,090,210.81/162,559.89
  6. Step 6: Final answer
    x = 125,498.92

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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.