Home / 153,220.47-229,829.94-39,368.18

Finding the Fourth Proportional to 153,220.47, 229,829.94 and 39,368.18

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Solution

The fourth proportional to 153,220.47, 229,829.94 and 39,368.18 is: 59,052.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,220.47 : 229,829.94 = 39,368.18 : x
  2. Step 2: Convert to fraction form
    153,220.47/229,829.94 = 39,368.18/x
  3. Step 3: Cross multiply
    153,220.47x = 229,829.94 × 39,368.18
  4. Step 4: Simplify right side
    153,220.47x = 9,047,986,447.31
  5. Step 5: Solve for x
    x = 9,047,986,447.31/153,220.47
  6. Step 6: Final answer
    x = 59,052.07

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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.