Home / 145,118.93-217,762.47-60,871.59

Finding the Fourth Proportional to 145,118.93, 217,762.47 and 60,871.59

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Solution

The fourth proportional to 145,118.93, 217,762.47 and 60,871.59 is: 91,342.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,118.93 : 217,762.47 = 60,871.59 : x
  2. Step 2: Convert to fraction form
    145,118.93/217,762.47 = 60,871.59/x
  3. Step 3: Cross multiply
    145,118.93x = 217,762.47 × 60,871.59
  4. Step 4: Simplify right side
    145,118.93x = 13,255,547,791.23
  5. Step 5: Solve for x
    x = 13,255,547,791.23/145,118.93
  6. Step 6: Final answer
    x = 91,342.65

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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.