Home / 142,278.61-213,417.93-37,097.29

Finding the Fourth Proportional to 142,278.61, 213,417.93 and 37,097.29

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Solution

The fourth proportional to 142,278.61, 213,417.93 and 37,097.29 is: 55,645.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,278.61 : 213,417.93 = 37,097.29 : x
  2. Step 2: Convert to fraction form
    142,278.61/213,417.93 = 37,097.29/x
  3. Step 3: Cross multiply
    142,278.61x = 213,417.93 × 37,097.29
  4. Step 4: Simplify right side
    142,278.61x = 7,917,226,840.41
  5. Step 5: Solve for x
    x = 7,917,226,840.41/142,278.61
  6. Step 6: Final answer
    x = 55,645.94

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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.