Home / 228,053.02-342,079.50-70,281.46

Finding the Fourth Proportional to 228,053.02, 342,079.50 and 70,281.46

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Solution

The fourth proportional to 228,053.02, 342,079.50 and 70,281.46 is: 105,422.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,053.02 : 342,079.50 = 70,281.46 : x
  2. Step 2: Convert to fraction form
    228,053.02/342,079.50 = 70,281.46/x
  3. Step 3: Cross multiply
    228,053.02x = 342,079.50 × 70,281.46
  4. Step 4: Simplify right side
    228,053.02x = 24,041,846,696.07
  5. Step 5: Solve for x
    x = 24,041,846,696.07/228,053.02
  6. Step 6: Final answer
    x = 105,422.18

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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.