Home / 162,140.16-223,756.60-94,162.80

Finding the Fourth Proportional to 162,140.16, 223,756.60 and 94,162.80

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Solution

The fourth proportional to 162,140.16, 223,756.60 and 94,162.80 is: 129,946.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,140.16 : 223,756.60 = 94,162.80 : x
  2. Step 2: Convert to fraction form
    162,140.16/223,756.60 = 94,162.80/x
  3. Step 3: Cross multiply
    162,140.16x = 223,756.60 × 94,162.80
  4. Step 4: Simplify right side
    162,140.16x = 21,069,547,974.48
  5. Step 5: Solve for x
    x = 21,069,547,974.48/162,140.16
  6. Step 6: Final answer
    x = 129,946.51

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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.