Home / 134,110.02-185,073.08-73,681.91

Finding the Fourth Proportional to 134,110.02, 185,073.08 and 73,681.91

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Solution

The fourth proportional to 134,110.02, 185,073.08 and 73,681.91 is: 101,681.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,110.02 : 185,073.08 = 73,681.91 : x
  2. Step 2: Convert to fraction form
    134,110.02/185,073.08 = 73,681.91/x
  3. Step 3: Cross multiply
    134,110.02x = 185,073.08 × 73,681.91
  4. Step 4: Simplify right side
    134,110.02x = 13,636,538,118.26
  5. Step 5: Solve for x
    x = 13,636,538,118.26/134,110.02
  6. Step 6: Final answer
    x = 101,681.73

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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.