Home / 145,510.26-218,265.48-40,330.14

Finding the Fourth Proportional to 145,510.26, 218,265.48 and 40,330.14

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Solution

The fourth proportional to 145,510.26, 218,265.48 and 40,330.14 is: 60,495.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,510.26 : 218,265.48 = 40,330.14 : x
  2. Step 2: Convert to fraction form
    145,510.26/218,265.48 = 40,330.14/x
  3. Step 3: Cross multiply
    145,510.26x = 218,265.48 × 40,330.14
  4. Step 4: Simplify right side
    145,510.26x = 8,802,677,365.57
  5. Step 5: Solve for x
    x = 8,802,677,365.57/145,510.26
  6. Step 6: Final answer
    x = 60,495.23

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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.