Home / 113,246.51-169,870.16-42,184.80

Finding the Fourth Proportional to 113,246.51, 169,870.16 and 42,184.80

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Solution

The fourth proportional to 113,246.51, 169,870.16 and 42,184.80 is: 63,277.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,246.51 : 169,870.16 = 42,184.80 : x
  2. Step 2: Convert to fraction form
    113,246.51/169,870.16 = 42,184.80/x
  3. Step 3: Cross multiply
    113,246.51x = 169,870.16 × 42,184.80
  4. Step 4: Simplify right side
    113,246.51x = 7,165,938,831.03
  5. Step 5: Solve for x
    x = 7,165,938,831.03/113,246.51
  6. Step 6: Final answer
    x = 63,277.35

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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.