Home / 88,325.46-121,882.86-48,038.40

Finding the Fourth Proportional to 88,325.46, 121,882.86 and 48,038.40

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Solution

The fourth proportional to 88,325.46, 121,882.86 and 48,038.40 is: 66,289.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,325.46 : 121,882.86 = 48,038.40 : x
  2. Step 2: Convert to fraction form
    88,325.46/121,882.86 = 48,038.40/x
  3. Step 3: Cross multiply
    88,325.46x = 121,882.86 × 48,038.40
  4. Step 4: Simplify right side
    88,325.46x = 5,855,057,581.82
  5. Step 5: Solve for x
    x = 5,855,057,581.82/88,325.46
  6. Step 6: Final answer
    x = 66,289.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.