Home / 75,570.62-104,294.82-56,417.16

Finding the Fourth Proportional to 75,570.62, 104,294.82 and 56,417.16

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Solution

The fourth proportional to 75,570.62, 104,294.82 and 56,417.16 is: 77,861.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,570.62 : 104,294.82 = 56,417.16 : x
  2. Step 2: Convert to fraction form
    75,570.62/104,294.82 = 56,417.16/x
  3. Step 3: Cross multiply
    75,570.62x = 104,294.82 × 56,417.16
  4. Step 4: Simplify right side
    75,570.62x = 5,884,017,547.11
  5. Step 5: Solve for x
    x = 5,884,017,547.11/75,570.62
  6. Step 6: Final answer
    x = 77,861.18

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1.5x scale

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.