Home / 75,712,131.54-104,360,341.68-59,163,501.87

Finding the Fourth Proportional to 75,712,131.54, 104,360,341.68 and 59,163,501.87

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Solution

The fourth proportional to 75,712,131.54, 104,360,341.68 and 59,163,501.87 is: 81,549,986.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,712,131.54 : 104,360,341.68 = 59,163,501.87 : x
  2. Step 2: Convert to fraction form
    75,712,131.54/104,360,341.68 = 59,163,501.87/x
  3. Step 3: Cross multiply
    75,712,131.54x = 104,360,341.68 × 59,163,501.87
  4. Step 4: Simplify right side
    75,712,131.54x = 6,174,323,270,138,519
  5. Step 5: Solve for x
    x = 6,174,323,270,138,519/75,712,131.54
  6. Step 6: Final answer
    x = 81,549,986.04

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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.