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Finding the Fourth Proportional to 114,866.19, 158,492.10 and 67,110.30

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Solution

The fourth proportional to 114,866.19, 158,492.10 and 67,110.30 is: 92,598.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,866.19 : 158,492.10 = 67,110.30 : x
  2. Step 2: Convert to fraction form
    114,866.19/158,492.10 = 67,110.30/x
  3. Step 3: Cross multiply
    114,866.19x = 158,492.10 × 67,110.30
  4. Step 4: Simplify right side
    114,866.19x = 10,636,452,378.63
  5. Step 5: Solve for x
    x = 10,636,452,378.63/114,866.19
  6. Step 6: Final answer
    x = 92,598.63

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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.