Home / 305,051.02-457,701.94-134,184.76

Finding the Fourth Proportional to 305,051.02, 457,701.94 and 134,184.76

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Solution

The fourth proportional to 305,051.02, 457,701.94 and 134,184.76 is: 201,332.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,051.02 : 457,701.94 = 134,184.76 : x
  2. Step 2: Convert to fraction form
    305,051.02/457,701.94 = 134,184.76/x
  3. Step 3: Cross multiply
    305,051.02x = 457,701.94 × 134,184.76
  4. Step 4: Simplify right side
    305,051.02x = 61,416,624,970.43
  5. Step 5: Solve for x
    x = 61,416,624,970.43/305,051.02
  6. Step 6: Final answer
    x = 201,332.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.