Home / 99,290.61-148,852.18-43,088.46

Finding the Fourth Proportional to 99,290.61, 148,852.18 and 43,088.46

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Solution

The fourth proportional to 99,290.61, 148,852.18 and 43,088.46 is: 64,596.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,290.61 : 148,852.18 = 43,088.46 : x
  2. Step 2: Convert to fraction form
    99,290.61/148,852.18 = 43,088.46/x
  3. Step 3: Cross multiply
    99,290.61x = 148,852.18 × 43,088.46
  4. Step 4: Simplify right side
    99,290.61x = 6,413,810,699.51
  5. Step 5: Solve for x
    x = 6,413,810,699.51/99,290.61
  6. Step 6: Final answer
    x = 64,596.35

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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.