Home / 94,989.84-142,397.28-42,370.62

Finding the Fourth Proportional to 94,989.84, 142,397.28 and 42,370.62

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Solution

The fourth proportional to 94,989.84, 142,397.28 and 42,370.62 is: 63,516.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,989.84 : 142,397.28 = 42,370.62 : x
  2. Step 2: Convert to fraction form
    94,989.84/142,397.28 = 42,370.62/x
  3. Step 3: Cross multiply
    94,989.84x = 142,397.28 × 42,370.62
  4. Step 4: Simplify right side
    94,989.84x = 6,033,461,039.91
  5. Step 5: Solve for x
    x = 6,033,461,039.91/94,989.84
  6. Step 6: Final answer
    x = 63,516.91

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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.