Home / 104,681.09-144,461.73-56,934.76

Finding the Fourth Proportional to 104,681.09, 144,461.73 and 56,934.76

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Solution

The fourth proportional to 104,681.09, 144,461.73 and 56,934.76 is: 78,570.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,681.09 : 144,461.73 = 56,934.76 : x
  2. Step 2: Convert to fraction form
    104,681.09/144,461.73 = 56,934.76/x
  3. Step 3: Cross multiply
    104,681.09x = 144,461.73 × 56,934.76
  4. Step 4: Simplify right side
    104,681.09x = 8,224,893,926.73
  5. Step 5: Solve for x
    x = 8,224,893,926.73/104,681.09
  6. Step 6: Final answer
    x = 78,570.96

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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.