Home / 169,802.32-254,688.80-57,480.14

Finding the Fourth Proportional to 169,802.32, 254,688.80 and 57,480.14

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Solution

The fourth proportional to 169,802.32, 254,688.80 and 57,480.14 is: 86,215.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,802.32 : 254,688.80 = 57,480.14 : x
  2. Step 2: Convert to fraction form
    169,802.32/254,688.80 = 57,480.14/x
  3. Step 3: Cross multiply
    169,802.32x = 254,688.80 × 57,480.14
  4. Step 4: Simplify right side
    169,802.32x = 14,639,547,880.43
  5. Step 5: Solve for x
    x = 14,639,547,880.43/169,802.32
  6. Step 6: Final answer
    x = 86,215.24

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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.