Home / 86,249,187.28-119,034,315.75-49,088,503

Finding the Fourth Proportional to 86,249,187.28, 119,034,315.75 and 49,088,503

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Solution

The fourth proportional to 86,249,187.28, 119,034,315.75 and 49,088,503 is: 67,748,074.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,249,187.28 : 119,034,315.75 = 49,088,503 : x
  2. Step 2: Convert to fraction form
    86,249,187.28/119,034,315.75 = 49,088,503/x
  3. Step 3: Cross multiply
    86,249,187.28x = 119,034,315.75 × 49,088,503
  4. Step 4: Simplify right side
    86,249,187.28x = 5,843,216,365,796,822
  5. Step 5: Solve for x
    x = 5,843,216,365,796,822/86,249,187.28
  6. Step 6: Final answer
    x = 67,748,074.50

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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.