Home / 64,675.26-89,210.16-56,184.84

Finding the Fourth Proportional to 64,675.26, 89,210.16 and 56,184.84

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Solution

The fourth proportional to 64,675.26, 89,210.16 and 56,184.84 is: 77,498.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,675.26 : 89,210.16 = 56,184.84 : x
  2. Step 2: Convert to fraction form
    64,675.26/89,210.16 = 56,184.84/x
  3. Step 3: Cross multiply
    64,675.26x = 89,210.16 × 56,184.84
  4. Step 4: Simplify right side
    64,675.26x = 5,012,258,565.97
  5. Step 5: Solve for x
    x = 5,012,258,565.97/64,675.26
  6. Step 6: Final answer
    x = 77,498.85

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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.