Home / 52,356.47-72,219.53-45,658.18

Finding the Fourth Proportional to 52,356.47, 72,219.53 and 45,658.18

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Solution

The fourth proportional to 52,356.47, 72,219.53 and 45,658.18 is: 62,980.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,356.47 : 72,219.53 = 45,658.18 : x
  2. Step 2: Convert to fraction form
    52,356.47/72,219.53 = 45,658.18/x
  3. Step 3: Cross multiply
    52,356.47x = 72,219.53 × 45,658.18
  4. Step 4: Simplify right side
    52,356.47x = 3,297,411,939.16
  5. Step 5: Solve for x
    x = 3,297,411,939.16/52,356.47
  6. Step 6: Final answer
    x = 62,980.03

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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.