Home / 86,557.13-130,064.01-46,605.65

Finding the Fourth Proportional to 86,557.13, 130,064.01 and 46,605.65

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Solution

The fourth proportional to 86,557.13, 130,064.01 and 46,605.65 is: 70,031.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,557.13 : 130,064.01 = 46,605.65 : x
  2. Step 2: Convert to fraction form
    86,557.13/130,064.01 = 46,605.65/x
  3. Step 3: Cross multiply
    86,557.13x = 130,064.01 × 46,605.65
  4. Step 4: Simplify right side
    86,557.13x = 6,061,717,494.63
  5. Step 5: Solve for x
    x = 6,061,717,494.63/86,557.13
  6. Step 6: Final answer
    x = 70,031.41

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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.