Home / 152,495.38-210,437.58-84,515.23

Finding the Fourth Proportional to 152,495.38, 210,437.58 and 84,515.23

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Solution

The fourth proportional to 152,495.38, 210,437.58 and 84,515.23 is: 116,627.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,495.38 : 210,437.58 = 84,515.23 : x
  2. Step 2: Convert to fraction form
    152,495.38/210,437.58 = 84,515.23/x
  3. Step 3: Cross multiply
    152,495.38x = 210,437.58 × 84,515.23
  4. Step 4: Simplify right side
    152,495.38x = 17,785,180,474.34
  5. Step 5: Solve for x
    x = 17,785,180,474.34/152,495.38
  6. Step 6: Final answer
    x = 116,627.67

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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.