Home / 242,382.80-334,267.08-152,803.28

Finding the Fourth Proportional to 242,382.80, 334,267.08 and 152,803.28

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Solution

The fourth proportional to 242,382.80, 334,267.08 and 152,803.28 is: 210,729.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,382.80 : 334,267.08 = 152,803.28 : x
  2. Step 2: Convert to fraction form
    242,382.80/334,267.08 = 152,803.28/x
  3. Step 3: Cross multiply
    242,382.80x = 334,267.08 × 152,803.28
  4. Step 4: Simplify right side
    242,382.80x = 51,077,106,220.02
  5. Step 5: Solve for x
    x = 51,077,106,220.02/242,382.80
  6. Step 6: Final answer
    x = 210,729.09

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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.