Home / 93,030.02-128,377.50-52,746.48

Finding the Fourth Proportional to 93,030.02, 128,377.50 and 52,746.48

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Solution

The fourth proportional to 93,030.02, 128,377.50 and 52,746.48 is: 72,787.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,030.02 : 128,377.50 = 52,746.48 : x
  2. Step 2: Convert to fraction form
    93,030.02/128,377.50 = 52,746.48/x
  3. Step 3: Cross multiply
    93,030.02x = 128,377.50 × 52,746.48
  4. Step 4: Simplify right side
    93,030.02x = 6,771,461,236.20
  5. Step 5: Solve for x
    x = 6,771,461,236.20/93,030.02
  6. Step 6: Final answer
    x = 72,787.92

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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.