Home / 104,554.40-144,284.67-56,807.33

Finding the Fourth Proportional to 104,554.40, 144,284.67 and 56,807.33

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Solution

The fourth proportional to 104,554.40, 144,284.67 and 56,807.33 is: 78,393.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,554.40 : 144,284.67 = 56,807.33 : x
  2. Step 2: Convert to fraction form
    104,554.40/144,284.67 = 56,807.33/x
  3. Step 3: Cross multiply
    104,554.40x = 144,284.67 × 56,807.33
  4. Step 4: Simplify right side
    104,554.40x = 8,196,426,862.63
  5. Step 5: Solve for x
    x = 8,196,426,862.63/104,554.40
  6. Step 6: Final answer
    x = 78,393.90

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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.