Home / 145,364.55-200,682.50-88,013.67

Finding the Fourth Proportional to 145,364.55, 200,682.50 and 88,013.67

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Solution

The fourth proportional to 145,364.55, 200,682.50 and 88,013.67 is: 121,506.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,364.55 : 200,682.50 = 88,013.67 : x
  2. Step 2: Convert to fraction form
    145,364.55/200,682.50 = 88,013.67/x
  3. Step 3: Cross multiply
    145,364.55x = 200,682.50 × 88,013.67
  4. Step 4: Simplify right side
    145,364.55x = 17,662,802,889.71
  5. Step 5: Solve for x
    x = 17,662,802,889.71/145,364.55
  6. Step 6: Final answer
    x = 121,506.95

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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.