Home / 94,632.84-142,041.60-78,160.68

Finding the Fourth Proportional to 94,632.84, 142,041.60 and 78,160.68

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Solution

The fourth proportional to 94,632.84, 142,041.60 and 78,160.68 is: 117,317.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,632.84 : 142,041.60 = 78,160.68 : x
  2. Step 2: Convert to fraction form
    94,632.84/142,041.60 = 78,160.68/x
  3. Step 3: Cross multiply
    94,632.84x = 142,041.60 × 78,160.68
  4. Step 4: Simplify right side
    94,632.84x = 11,102,068,044.29
  5. Step 5: Solve for x
    x = 11,102,068,044.29/94,632.84
  6. Step 6: Final answer
    x = 117,317.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.