Home / 113,210.36-156,224.59-62,908.28

Finding the Fourth Proportional to 113,210.36, 156,224.59 and 62,908.28

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Solution

The fourth proportional to 113,210.36, 156,224.59 and 62,908.28 is: 86,810.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,210.36 : 156,224.59 = 62,908.28 : x
  2. Step 2: Convert to fraction form
    113,210.36/156,224.59 = 62,908.28/x
  3. Step 3: Cross multiply
    113,210.36x = 156,224.59 × 62,908.28
  4. Step 4: Simplify right side
    113,210.36x = 9,827,819,312.21
  5. Step 5: Solve for x
    x = 9,827,819,312.21/113,210.36
  6. Step 6: Final answer
    x = 86,810.25

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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.