Home / 159,007.86-238,427.91-70,219.35

Finding the Fourth Proportional to 159,007.86, 238,427.91 and 70,219.35

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Solution

The fourth proportional to 159,007.86, 238,427.91 and 70,219.35 is: 105,291.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,007.86 : 238,427.91 = 70,219.35 : x
  2. Step 2: Convert to fraction form
    159,007.86/238,427.91 = 70,219.35/x
  3. Step 3: Cross multiply
    159,007.86x = 238,427.91 × 70,219.35
  4. Step 4: Simplify right side
    159,007.86x = 16,742,252,862.06
  5. Step 5: Solve for x
    x = 16,742,252,862.06/159,007.86
  6. Step 6: Final answer
    x = 105,291.98

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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.