Home / 158,078.07-237,088.14-45,730.67

Finding the Fourth Proportional to 158,078.07, 237,088.14 and 45,730.67

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Solution

The fourth proportional to 158,078.07, 237,088.14 and 45,730.67 is: 68,587.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,078.07 : 237,088.14 = 45,730.67 : x
  2. Step 2: Convert to fraction form
    158,078.07/237,088.14 = 45,730.67/x
  3. Step 3: Cross multiply
    158,078.07x = 237,088.14 × 45,730.67
  4. Step 4: Simplify right side
    158,078.07x = 10,842,198,305.81
  5. Step 5: Solve for x
    x = 10,842,198,305.81/158,078.07
  6. Step 6: Final answer
    x = 68,587.62

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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.