Home / 75,341.71-103,970.46-43,075.99

Finding the Fourth Proportional to 75,341.71, 103,970.46 and 43,075.99

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Solution

The fourth proportional to 75,341.71, 103,970.46 and 43,075.99 is: 59,444.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,341.71 : 103,970.46 = 43,075.99 : x
  2. Step 2: Convert to fraction form
    75,341.71/103,970.46 = 43,075.99/x
  3. Step 3: Cross multiply
    75,341.71x = 103,970.46 × 43,075.99
  4. Step 4: Simplify right side
    75,341.71x = 4,478,630,495.26
  5. Step 5: Solve for x
    x = 4,478,630,495.26/75,341.71
  6. Step 6: Final answer
    x = 59,444.24

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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.