Home / 105,141,863.61-145,095,763.19-58,732,117.11

Finding the Fourth Proportional to 105,141,863.61, 145,095,763.19 and 58,732,117.11

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Solution

The fourth proportional to 105,141,863.61, 145,095,763.19 and 58,732,117.11 is: 81,050,316.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,141,863.61 : 145,095,763.19 = 58,732,117.11 : x
  2. Step 2: Convert to fraction form
    105,141,863.61/145,095,763.19 = 58,732,117.11/x
  3. Step 3: Cross multiply
    105,141,863.61x = 145,095,763.19 × 58,732,117.11
  4. Step 4: Simplify right side
    105,141,863.61x = 8,521,781,355,546,247
  5. Step 5: Solve for x
    x = 8,521,781,355,546,247/105,141,863.61
  6. Step 6: Final answer
    x = 81,050,316.81

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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.