Home / 152,103.28-209,893.96-84,116.24

Finding the Fourth Proportional to 152,103.28, 209,893.96 and 84,116.24

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Solution

The fourth proportional to 152,103.28, 209,893.96 and 84,116.24 is: 116,075.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,103.28 : 209,893.96 = 84,116.24 : x
  2. Step 2: Convert to fraction form
    152,103.28/209,893.96 = 84,116.24/x
  3. Step 3: Cross multiply
    152,103.28x = 209,893.96 × 84,116.24
  4. Step 4: Simplify right side
    152,103.28x = 17,655,490,713.91
  5. Step 5: Solve for x
    x = 17,655,490,713.91/152,103.28
  6. Step 6: Final answer
    x = 116,075.67

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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.