Home / 134,693.19-185,877.90-74,266.20

Finding the Fourth Proportional to 134,693.19, 185,877.90 and 74,266.20

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Solution

The fourth proportional to 134,693.19, 185,877.90 and 74,266.20 is: 102,488.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,693.19 : 185,877.90 = 74,266.20 : x
  2. Step 2: Convert to fraction form
    134,693.19/185,877.90 = 74,266.20/x
  3. Step 3: Cross multiply
    134,693.19x = 185,877.90 × 74,266.20
  4. Step 4: Simplify right side
    134,693.19x = 13,804,445,296.98
  5. Step 5: Solve for x
    x = 13,804,445,296.98/134,693.19
  6. Step 6: Final answer
    x = 102,488.07

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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.