Home / 97,681.02-146,543.63-31,124.94

Finding the Fourth Proportional to 97,681.02, 146,543.63 and 31,124.94

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Solution

The fourth proportional to 97,681.02, 146,543.63 and 31,124.94 is: 46,694.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,681.02 : 146,543.63 = 31,124.94 : x
  2. Step 2: Convert to fraction form
    97,681.02/146,543.63 = 31,124.94/x
  3. Step 3: Cross multiply
    97,681.02x = 146,543.63 × 31,124.94
  4. Step 4: Simplify right side
    97,681.02x = 4,561,161,535.51
  5. Step 5: Solve for x
    x = 4,561,161,535.51/97,681.02
  6. Step 6: Final answer
    x = 46,694.45

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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.