Home / 152,273.95-210,135.49-84,289.46

Finding the Fourth Proportional to 152,273.95, 210,135.49 and 84,289.46

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Solution

The fourth proportional to 152,273.95, 210,135.49 and 84,289.46 is: 116,318.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,273.95 : 210,135.49 = 84,289.46 : x
  2. Step 2: Convert to fraction form
    152,273.95/210,135.49 = 84,289.46/x
  3. Step 3: Cross multiply
    152,273.95x = 210,135.49 × 84,289.46
  4. Step 4: Simplify right side
    152,273.95x = 17,712,206,978.94
  5. Step 5: Solve for x
    x = 17,712,206,978.94/152,273.95
  6. Step 6: Final answer
    x = 116,318.04

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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.