Home / 152,104.28-209,895.34-84,117.24

Finding the Fourth Proportional to 152,104.28, 209,895.34 and 84,117.24

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Solution

The fourth proportional to 152,104.28, 209,895.34 and 84,117.24 is: 116,077.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,104.28 : 209,895.34 = 84,117.24 : x
  2. Step 2: Convert to fraction form
    152,104.28/209,895.34 = 84,117.24/x
  3. Step 3: Cross multiply
    152,104.28x = 209,895.34 × 84,117.24
  4. Step 4: Simplify right side
    152,104.28x = 17,655,816,689.66
  5. Step 5: Solve for x
    x = 17,655,816,689.66/152,104.28
  6. Step 6: Final answer
    x = 116,077.05

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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.