Home / 113,307.51-156,368.16-62,322.39

Finding the Fourth Proportional to 113,307.51, 156,368.16 and 62,322.39

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Solution

The fourth proportional to 113,307.51, 156,368.16 and 62,322.39 is: 86,006.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,307.51 : 156,368.16 = 62,322.39 : x
  2. Step 2: Convert to fraction form
    113,307.51/156,368.16 = 62,322.39/x
  3. Step 3: Cross multiply
    113,307.51x = 156,368.16 × 62,322.39
  4. Step 4: Simplify right side
    113,307.51x = 9,745,237,451.10
  5. Step 5: Solve for x
    x = 9,745,237,451.10/113,307.51
  6. Step 6: Final answer
    x = 86,006.99

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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.