Home / 219,036.02-328,594.59-69,314

Finding the Fourth Proportional to 219,036.02, 328,594.59 and 69,314

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Solution

The fourth proportional to 219,036.02, 328,594.59 and 69,314 is: 103,983.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,036.02 : 328,594.59 = 69,314 : x
  2. Step 2: Convert to fraction form
    219,036.02/328,594.59 = 69,314/x
  3. Step 3: Cross multiply
    219,036.02x = 328,594.59 × 69,314
  4. Step 4: Simplify right side
    219,036.02x = 22,776,205,411.26
  5. Step 5: Solve for x
    x = 22,776,205,411.26/219,036.02
  6. Step 6: Final answer
    x = 103,983.84

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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.