Home / 89,328.08-123,267.21-49,041.59

Finding the Fourth Proportional to 89,328.08, 123,267.21 and 49,041.59

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Solution

The fourth proportional to 89,328.08, 123,267.21 and 49,041.59 is: 67,674.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,328.08 : 123,267.21 = 49,041.59 : x
  2. Step 2: Convert to fraction form
    89,328.08/123,267.21 = 49,041.59/x
  3. Step 3: Cross multiply
    89,328.08x = 123,267.21 × 49,041.59
  4. Step 4: Simplify right side
    89,328.08x = 6,045,219,973.26
  5. Step 5: Solve for x
    x = 6,045,219,973.26/89,328.08
  6. Step 6: Final answer
    x = 67,674.35

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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.