Home / 145,806.46-218,670.42-61,567.18

Finding the Fourth Proportional to 145,806.46, 218,670.42 and 61,567.18

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Solution

The fourth proportional to 145,806.46, 218,670.42 and 61,567.18 is: 92,334.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,806.46 : 218,670.42 = 61,567.18 : x
  2. Step 2: Convert to fraction form
    145,806.46/218,670.42 = 61,567.18/x
  3. Step 3: Cross multiply
    145,806.46x = 218,670.42 × 61,567.18
  4. Step 4: Simplify right side
    145,806.46x = 13,462,921,108.82
  5. Step 5: Solve for x
    x = 13,462,921,108.82/145,806.46
  6. Step 6: Final answer
    x = 92,334.19

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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.