Home / 273,769.04-377,790-152,909.76

Finding the Fourth Proportional to 273,769.04, 377,790 and 152,909.76

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Solution

The fourth proportional to 273,769.04, 377,790 and 152,909.76 is: 211,009.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,769.04 : 377,790 = 152,909.76 : x
  2. Step 2: Convert to fraction form
    273,769.04/377,790 = 152,909.76/x
  3. Step 3: Cross multiply
    273,769.04x = 377,790 × 152,909.76
  4. Step 4: Simplify right side
    273,769.04x = 57,767,778,230.40
  5. Step 5: Solve for x
    x = 57,767,778,230.40/273,769.04
  6. Step 6: Final answer
    x = 211,009.17

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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.