Home / 112,528,900.08-155,296,390.32-62,968,841.10

Finding the Fourth Proportional to 112,528,900.08, 155,296,390.32 and 62,968,841.10

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Solution

The fourth proportional to 112,528,900.08, 155,296,390.32 and 62,968,841.10 is: 86,900,642.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,528,900.08 : 155,296,390.32 = 62,968,841.10 : x
  2. Step 2: Convert to fraction form
    112,528,900.08/155,296,390.32 = 62,968,841.10/x
  3. Step 3: Cross multiply
    112,528,900.08x = 155,296,390.32 × 62,968,841.10
  4. Step 4: Simplify right side
    112,528,900.08x = 9,778,833,725,463,658
  5. Step 5: Solve for x
    x = 9,778,833,725,463,658/112,528,900.08
  6. Step 6: Final answer
    x = 86,900,642.58

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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.