Home / 88,004.16-121,428.72-52,225.92

Finding the Fourth Proportional to 88,004.16, 121,428.72 and 52,225.92

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Solution

The fourth proportional to 88,004.16, 121,428.72 and 52,225.92 is: 72,061.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,004.16 : 121,428.72 = 52,225.92 : x
  2. Step 2: Convert to fraction form
    88,004.16/121,428.72 = 52,225.92/x
  3. Step 3: Cross multiply
    88,004.16x = 121,428.72 × 52,225.92
  4. Step 4: Simplify right side
    88,004.16x = 6,341,726,616.42
  5. Step 5: Solve for x
    x = 6,341,726,616.42/88,004.16
  6. Step 6: Final answer
    x = 72,061.67

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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.