Home / 89,604.04-134,312.29-33,421.57

Finding the Fourth Proportional to 89,604.04, 134,312.29 and 33,421.57

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Solution

The fourth proportional to 89,604.04, 134,312.29 and 33,421.57 is: 50,097.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,604.04 : 134,312.29 = 33,421.57 : x
  2. Step 2: Convert to fraction form
    89,604.04/134,312.29 = 33,421.57/x
  3. Step 3: Cross multiply
    89,604.04x = 134,312.29 × 33,421.57
  4. Step 4: Simplify right side
    89,604.04x = 4,488,927,602.10
  5. Step 5: Solve for x
    x = 4,488,927,602.10/89,604.04
  6. Step 6: Final answer
    x = 50,097.38

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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.