Home / 75,363.01-112,938.95-56,631.08

Finding the Fourth Proportional to 75,363.01, 112,938.95 and 56,631.08

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Solution

The fourth proportional to 75,363.01, 112,938.95 and 56,631.08 is: 84,867.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,363.01 : 112,938.95 = 56,631.08 : x
  2. Step 2: Convert to fraction form
    75,363.01/112,938.95 = 56,631.08/x
  3. Step 3: Cross multiply
    75,363.01x = 112,938.95 × 56,631.08
  4. Step 4: Simplify right side
    75,363.01x = 6,395,855,136.49
  5. Step 5: Solve for x
    x = 6,395,855,136.49/75,363.01
  6. Step 6: Final answer
    x = 84,867.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.