Home / 370,214.08-555,321.14-89,731.32

Finding the Fourth Proportional to 370,214.08, 555,321.14 and 89,731.32

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Solution

The fourth proportional to 370,214.08, 555,321.14 and 89,731.32 is: 134,596.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,214.08 : 555,321.14 = 89,731.32 : x
  2. Step 2: Convert to fraction form
    370,214.08/555,321.14 = 89,731.32/x
  3. Step 3: Cross multiply
    370,214.08x = 555,321.14 × 89,731.32
  4. Step 4: Simplify right side
    370,214.08x = 49,829,698,916.10
  5. Step 5: Solve for x
    x = 49,829,698,916.10/370,214.08
  6. Step 6: Final answer
    x = 134,596.98

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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.