Home / 64,988.46-97,482.19-26,519.81

Finding the Fourth Proportional to 64,988.46, 97,482.19 and 26,519.81

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Solution

The fourth proportional to 64,988.46, 97,482.19 and 26,519.81 is: 39,779.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,988.46 : 97,482.19 = 26,519.81 : x
  2. Step 2: Convert to fraction form
    64,988.46/97,482.19 = 26,519.81/x
  3. Step 3: Cross multiply
    64,988.46x = 97,482.19 × 26,519.81
  4. Step 4: Simplify right side
    64,988.46x = 2,585,209,157.18
  5. Step 5: Solve for x
    x = 2,585,209,157.18/64,988.46
  6. Step 6: Final answer
    x = 39,779.51

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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.