Home / 92,847,251.04-128,130,367.32-51,035,881.20

Finding the Fourth Proportional to 92,847,251.04, 128,130,367.32 and 51,035,881.20

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Solution

The fourth proportional to 92,847,251.04, 128,130,367.32 and 51,035,881.20 is: 70,430,154.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,847,251.04 : 128,130,367.32 = 51,035,881.20 : x
  2. Step 2: Convert to fraction form
    92,847,251.04/128,130,367.32 = 51,035,881.20/x
  3. Step 3: Cross multiply
    92,847,251.04x = 128,130,367.32 × 51,035,881.20
  4. Step 4: Simplify right side
    92,847,251.04x = 6,539,246,204,655,882
  5. Step 5: Solve for x
    x = 6,539,246,204,655,882/92,847,251.04
  6. Step 6: Final answer
    x = 70,430,154.17

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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.